| Patent | Date |
|---|
Recognition System, Model Processing Apparatus, Model Processing Method, And Recording Medium
App 20220292397 - TAKAHASHI; Katsuhiko ; et al. | 2022-09-15 |
Object Detection Device, Learning Method, And Recording Medium
App 20220277553 - TAKAHASHI; Katsuhiko ; et al. | 2022-09-01 |
Object Sensing Device, Learning Method, And Recording Medium
App 20220277552 - TAKAHASHI; Katsuhiko ; et al. | 2022-09-01 |
Object detection apparatus, object detection method, and computer-readable recording medium
Grant 11,417,080 - Takahashi August 16, 2 | 2022-08-16 |
Data Generation Apparatus, Data Generation Method, And Non-transitory Computer Readable Medium
App 20220254136 - KANEKO; Tomokazu ; et al. | 2022-08-11 |
Information processing apparatus, control method, and program
Grant 11,361,452 - Oami , et al. June 14, 2 | 2022-06-14 |
Operation Analysis Method, Operation Analysis Device, And Operation Analysis Program
App 20220172133 - TAKAHASHI; Katsuhiko ; et al. | 2022-06-02 |
Object detection device, object detection system, object detection method, and recording medium having program recorded thereon
Grant 11,341,762 - Shibata , et al. May 24, 2 | 2022-05-24 |
Learning Apparatus And Method, Prediction Apparatus And Method, And Computer Readable Medium
App 20220128988 - SAWADA; Azusa ; et al. | 2022-04-28 |
Surveillance system, surveillance network construction method, and program
Grant 11,277,591 - Oami , et al. March 15, 2 | 2022-03-15 |
Information Processing Apparatus, Information Processing Method, And Program
App 20220058395 - TAKAHASHI; Katsuhiko | 2022-02-24 |
Surveillance System, Surveillance Method, And Program
App 20220006979 - OAMI; Ryoma ; et al. | 2022-01-06 |
Information processing apparatus, control method, and program
Grant 11,205,275 - Oami , et al. December 21, 2 | 2021-12-21 |
Information processing apparatus, control method, and program
Grant 11,176,690 - Oami , et al. November 16, 2 | 2021-11-16 |
Information processing apparatus, control method, and program
Grant 11,158,068 - Oami , et al. October 26, 2 | 2021-10-26 |
Anomaly detection apparatus, anomaly detection method, and computer-readable recording medium
Grant 11,151,714 - Takahashi , et al. October 19, 2 | 2021-10-19 |
Surveillance system, surveillance method, and program
Grant 11,134,226 - Oami , et al. September 28, 2 | 2021-09-28 |
Helmet Wearing Determination Method, Helmet Wearing Determination System, Helmet Wearing Determination Apparatus, And Program
App 20210232835 - TAKAHASHI; Katsuhiko | 2021-07-29 |
Object Detection Device, Object Detection System, Object Detection Method, And Recording Medium Having Program Recorded Thereon
App 20210201007 - SHIBATA; Takashi ; et al. | 2021-07-01 |
Model Generation Device, Model Generation Method, And Non-transitory Recoding Medium
App 20210174231 - SAWADA; Azusa ; et al. | 2021-06-10 |
Information processing apparatus, control method, and program
Grant 11,030,443 - Oami , et al. June 8, 2 | 2021-06-08 |
Helmet wearing determination method, helmet wearing determination system, helmet wearing determination apparatus, and program
Grant 11,003,929 - Takahashi May 11, 2 | 2021-05-11 |
Surveillance system, surveillance network construction method, and program
Grant 10,977,916 - Oami , et al. April 13, 2 | 2021-04-13 |
Surveillance system, surveillance method, and program
Grant 10,972,706 - Oami , et al. April 6, 2 | 2021-04-06 |
Information processing apparatus, control method, and program
Grant 10,950,002 - Oami , et al. March 16, 2 | 2021-03-16 |
Surveillance system, surveillance network construction method, and program
Grant 10,931,923 - Oami , et al. February 23, 2 | 2021-02-23 |
Pattern Recognition System, Parameter Generation Method, And Parameter Generation Program
App 20210027110 - TAKAHASHI; Katsuhiko ; et al. | 2021-01-28 |
Surveillance system, surveillance method, and program
Grant 10,887,561 - Oami , et al. January 5, 2 | 2021-01-05 |
Learning Device, Inspection System, Learning Method, Inspection Method, And Program
App 20200334801 - TAKAHASHI; Katsuhiko ; et al. | 2020-10-22 |
Anomaly Detection Apparatus, Anomaly Detection Method, And Computer-readable Recording Medium
App 20200311894 - TAKAHASHI; Katsuhiko ; et al. | 2020-10-01 |
Information Processing Apparatus, Control Method, And Program
App 20200286259 - OAMI; Ryoma ; et al. | 2020-09-10 |
Information processing apparatus, control method, and program for outputting a guide for correcting a field of view of a camera
Grant 10,764,503 - Oami , et al. Sep | 2020-09-01 |
Object Detection Apparatus, Object Detection Method, And Computer-readable Recording Medium
App 20200242391 - TAKAHASHI; Katsuhiko | 2020-07-30 |
Surveillance System, Surveillance Network Construction Method, And Program
App 20200228756 - OAMI; Ryoma ; et al. | 2020-07-16 |
Information processing apparatus, control method, and program
Grant 10,699,422 - Oami , et al. | 2020-06-30 |
Helmet wearing determination method, helmet wearing determination system, helmet wearing determination apparatus, and program
Grant 10,679,078 - Takahashi | 2020-06-09 |
Information Processing Apparatus, Control Method, And Program
App 20200065982 - OAMI; Ryoma ; et al. | 2020-02-27 |
Information Processing Apparatus, Control Method, And Program
App 20190333234 - OAMI; Ryoma ; et al. | 2019-10-31 |
Information Processing Apparatus, Control Method, And Program
App 20190325589 - OAMI; Ryoma ; et al. | 2019-10-24 |
Information Processing Apparatus, Control Method, And Program
App 20190251346 - OAMI; Ryoma ; et al. | 2019-08-15 |
Information Processing Apparatus, Control Method, And Program
App 20190253618 - OAMI; Ryoma ; et al. | 2019-08-15 |
Information Processing Apparatus, Control Method, And Program
App 20190253636 - Oami; Ryoma ; et al. | 2019-08-15 |
Helmet Wearing Determination Method, Helmet Wearing Determination System, Helmet Wearing Determination Apparatus, And Program
App 20190236384 - TAKAHASHI; Katsuhiko | 2019-08-01 |
Surveillance System, Surveillance Method, And Program
App 20190215492 - OAMI; Ryoma ; et al. | 2019-07-11 |
Surveillance System, Surveillance Network Construction Method, And Program
App 20190213855 - OAMI; Ryoma ; et al. | 2019-07-11 |
Surveillance System, Surveillance Method, And Program
App 20190215493 - OAMI; Ryoma ; et al. | 2019-07-11 |
Surveillance System, Surveillance Network Construction Method, And Program
App 20190215494 - OAMI; Ryoma ; et al. | 2019-07-11 |
Traffic Light Control Device, Traffic Light Control Method, And Recording Medium
App 20190206244 - TAKAHASHI; Katsuhiko | 2019-07-04 |
Information Processing Apparatus, Control Method, And Program
App 20190035093 - OAMI; Ryoma ; et al. | 2019-01-31 |
Surveillance System, Surveillance Method, And Program
App 20180249131 - OAMI; Ryoma ; et al. | 2018-08-30 |
Positioning apparatus and positioning method regarding a position of mobile object
Grant 9,794,519 - Takahashi October 17, 2 | 2017-10-17 |
Driving support device, driving support method, and recording medium storing driving support program
Grant 9,651,393 - Takahashi May 16, 2 | 2017-05-16 |
Image recognition apparatus and storage medium
Grant 9,646,221 - Takahashi , et al. May 9, 2 | 2017-05-09 |
Helmet Wearing Determination Method, Helmet Wearing Determination System, Helmet Wearing Determination Apparatus, And Program
App 20160292520 - TAKAHASHI; Katsuhiko | 2016-10-06 |
Image Recognition Apparatus and Storage Medium
App 20160155012 - TAKAHASHI; Katsuhiko ; et al. | 2016-06-02 |
Information Transmission Apparatus, Weather Condition Acquisition System, Server Apparatus, Information Transmission Method And Program
App 20160109617 - HIROI; Kimihiko ; et al. | 2016-04-21 |
Driving Support Device, Driving Support Method, And Recording Medium Storing Driving Support Program
App 20150345974 - Takahashi; Katsuhiko | 2015-12-03 |
Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method
Grant 9,180,680 - Sanada , et al. November 10, 2 | 2015-11-10 |
Pavement marker recognition device, pavement marker recognition method and pavement marker recognition program
Grant 9,123,242 - Takahashi September 1, 2 | 2015-09-01 |
Positioning system
Grant 9,104,702 - Takahashi August 11, 2 | 2015-08-11 |
Water-based Ink, Ink Jet Recording Method, Ink Cartridge, Recording Unit, Ink Jet Recording Apparatus, And Image Forming Method
App 20150029241 - Sanada; Mikio ; et al. | 2015-01-29 |
Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method
Grant 8,899,736 - Sanada , et al. December 2, 2 | 2014-12-02 |
Obstacle detection device and method and obstacle detection system
Grant 8,755,634 - Takahashi June 17, 2 | 2014-06-17 |
Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet apparatus, and image forming method
Grant 8,672,465 - Sanada , et al. March 18, 2 | 2014-03-18 |
Water-based Ink, Ink Jet Recording Method, Ink Cartridge, Recording Unit, Ink Jet Recording Apparatus, And Image Forming Method
App 20140063114 - Sanada; Mikio ; et al. | 2014-03-06 |
Vehicle detection device, vehicle detection method, and vehicle detection program
Grant 8,599,257 - Takahashi December 3, 2 | 2013-12-03 |
Positioning Apparatus And Positioning Method
App 20130271607 - Takahashi; Katsuhiko | 2013-10-17 |
Mobile detector, mobile detecting program, and mobile detecting method
Grant 8,509,480 - Takahashi August 13, 2 | 2013-08-13 |
Road marking image processing device, road marking image processing method, and program
Grant 8,503,728 - Takahashi August 6, 2 | 2013-08-06 |
Positioning System
App 20130188837 - Takahashi; Katsuhiko | 2013-07-25 |
Electronic Device And Scheduling Control Computer Program
App 20120252426 - NAGAOKA; Kazuma ; et al. | 2012-10-04 |
Obstacle Detection Device And Method And Obstacle Detection System
App 20120140988 - Takahashi; Katsuhiko | 2012-06-07 |
Character recognition device, mobile communication system, mobile terminal device, fixed station device, character recognition method and character recognition program
Grant 8,135,218 - Takahashi , et al. March 13, 2 | 2012-03-13 |
Water-Based Ink, Ink Jet Recording Method, Ink Cartridge, Recording Unit, Ink Jet Recording Apparatus, and Image Forming Method
App 20110277663 - SANADA; Mikio ; et al. | 2011-11-17 |
Production management method and production management system
Grant 8,041,441 - Izumi , et al. October 18, 2 | 2011-10-18 |
Pattern recognizing apparatus, pattern recognizing method and pattern recognizing program
Grant 8,014,601 - Takahashi September 6, 2 | 2011-09-06 |
Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method
Grant 8,007,097 - Sanada , et al. August 30, 2 | 2011-08-30 |
Firing agent for gas generating device
Grant 7,993,475 - Serizawa , et al. August 9, 2 | 2011-08-09 |
Character Recognition Device, Mobile Communication System, Mobile Terminal Device, Fixed Station Device, Character Recognition Method And Character Recognition Program
App 20110081084 - TAKAHASHI; KATSUHIKO ; et al. | 2011-04-07 |
Character recognition device, mobile communication system, mobile terminal device, fixed station device, character recognition method and character recognition program
Grant 7,916,948 - Takahashi , et al. March 29, 2 | 2011-03-29 |
Mobile Detector, Mobile Detecting Program, And Mobile Detecting Method
App 20100260377 - Takahashi; Katsuhiko | 2010-10-14 |
Pavement Marker Recognition Device, Pavement Marker Recognition Method And Pavement Marker Recognition Program
App 20100259609 - Takahashi; Katsuhiko | 2010-10-14 |
Road Marking Image Processing Device, Road Marking Image Processing Method, And Program
App 20100215218 - Takahashi; Katsuhiko | 2010-08-26 |
Vehicle Detection Device, Vehicle Detection Method, And Vehicle Detection Program
App 20100208071 - Takahashi; Katsuhiko | 2010-08-19 |
Conductive composition
Grant 7,771,627 - Takahashi , et al. August 10, 2 | 2010-08-10 |
Firing Agent For Gas Generating Device
App 20100109304 - SERIZAWA; Kazuya ; et al. | 2010-05-06 |
Production management method and production management system
Grant 7,660,645 - Izumi , et al. February 9, 2 | 2010-02-09 |
Explosive material composition and method for preparing the same
Grant 7,645,351 - Ohno , et al. January 12, 2 | 2010-01-12 |
Pattern Recognizing Apparatus, Pattern Recognizing Method And Pattern Recognizing Program
App 20090268964 - Takahashi; Katsuhiko | 2009-10-29 |
Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
Grant 7,605,192 - Sanada , et al. October 20, 2 | 2009-10-20 |
Emergency call panel and emergency communication system
Grant 7,573,983 - Takahashi , et al. August 11, 2 | 2009-08-11 |
Vehicle alarm device, vehicle alarming method, and vehicle alarm generation program
Grant 7,468,653 - Takahashi December 23, 2 | 2008-12-23 |
Production management method and production management system
App 20080275584 - Izumi; Hiroaki ; et al. | 2008-11-06 |
High-pressure phase silicon nitride having a cubic spinel structure and the manufacturing method
Grant 7,438,883 - Ito , et al. October 21, 2 | 2008-10-21 |
Firing Agent for Gas Generating Device
App 20080217893 - Serizawa; Kazuya ; et al. | 2008-09-11 |
Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method.
Grant 7,371,274 - Sanada , et al. May 13, 2 | 2008-05-13 |
Water-based Ink, Ink Jet Recording Method, Ink Cartridge, Recording Unit, Ink Jet Recording Apparatus, And Image Forming Method
App 20080106581 - Sanada; Mikio ; et al. | 2008-05-08 |
Gas generating composition and gas generator
Grant 7,335,270 - Serizawa , et al. February 26, 2 | 2008-02-26 |
Production management method and production management system
App 20070203601 - Izumi; Hiroaki ; et al. | 2007-08-30 |
Character recognition device, mobile communication system, mobile terminal device, fixed station device, character recognition method and character recognition program
App 20070189612 - Takahashi; Katsuhiko ; et al. | 2007-08-16 |
Angular velocity sensor
Grant 7,096,733 - Ohta , et al. August 29, 2 | 2006-08-29 |
Gas generating composition and method
Grant 7,081,175 - Serizawa , et al. July 25, 2 | 2006-07-25 |
Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
App 20060089424 - Sanada; Mikio ; et al. | 2006-04-27 |
Vehicle alarm device, vehicle alarming method, and vehicle alarm generation program
App 20060077050 - Takahashi; Katsuhiko | 2006-04-13 |
Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
Grant 7,005,461 - Sanada , et al. February 28, 2 | 2006-02-28 |
Emergency call panel and emergency communication system
App 20060039541 - Takahashi; Katsuhiko ; et al. | 2006-02-23 |
Silver compound paste
Grant 6,942,825 - Honda , et al. September 13, 2 | 2005-09-13 |
Explosive material composition and method for preparing the same
App 20050189049 - Ohno, Yoshio ; et al. | 2005-09-01 |
Angular velocity sensor
App 20050120794 - Ohta, Kazuhiro ; et al. | 2005-06-09 |
Conductive composition, conductive film, and process for the formation of the film
App 20050116203 - Takahashi, Katsuhiko ; et al. | 2005-06-02 |
Water-based ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method
App 20050024458 - Sanada, Mikio ; et al. | 2005-02-03 |
Gas-generating compositions
Grant 6,846,373 - Takayama , et al. January 25, 2 | 2005-01-25 |
High-pressure phase silicon nitride having a cubic spinel structure and the manufacturing method
App 20050013760 - Ito, Kenji ; et al. | 2005-01-20 |
Electroconductive composition, electroconductive coating and method for forming electroconductive coating
App 20040259007 - Takahashi, Katsuhiko ; et al. | 2004-12-23 |
Silver compound paste
App 20040248998 - Honda, Toshiyuki ; et al. | 2004-12-09 |
Gas generating composition and method
App 20040216819 - Serizawa, Kazuya ; et al. | 2004-11-04 |
Gas-generating compositions
Grant 6,811,626 - Serizawa , et al. November 2, 2 | 2004-11-02 |
Liquid composition and ink set, and image-forming process and apparatus using the same
Grant 6,794,427 - Kurabayashi , et al. September 21, 2 | 2004-09-21 |
Ink set, process for forming colored portion and ink-jet recording apparatus
Grant 6,746,114 - Takahashi , et al. June 8, 2 | 2004-06-08 |
Ink set for ink-jet recording, recording method, ink cartridge, recording unit, and ink-jet recording apparatus
Grant 6,733,120 - Ogasawara , et al. May 11, 2 | 2004-05-11 |
Aqueous ink composition for ink jet, ink cartridge, recording unit, ink jet recording apparatus, and ink jet recording method
App 20040082686 - Takahashi, Katsuhiko ; et al. | 2004-04-29 |
Recovery processing method and unit of ink jet printing apparatus
Grant 6,719,400 - Inui , et al. April 13, 2 | 2004-04-13 |
Sealing system for electronic device and sealing method therefor
Grant 6,666,371 - Nakazawa , et al. December 23, 2 | 2003-12-23 |
Substrate for ink-jet printing head, ink-jet printing head, ink-jet cartridge, ink-jet printing apparatus, and method for detecting ink in ink-jet printing head
Grant 6,652,053 - Imanaka , et al. November 25, 2 | 2003-11-25 |
Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
App 20030195275 - Sanada, Mikio ; et al. | 2003-10-16 |
Ink set for ink-jet recording, recording method, ink cartridge, recording unit, and ink-jet recording apparatus
App 20030146962 - Ogasawara, Masashi ; et al. | 2003-08-07 |
Membrane switch and pressure sensitive sensor
Grant 6,590,177 - Takahashi , et al. July 8, 2 | 2003-07-08 |
Gas generating composition and gas generator
App 20030097953 - Serizawa, Kazuya ; et al. | 2003-05-29 |
Recording medium
Grant 6,521,323 - Sakaki , et al. February 18, 2 | 2003-02-18 |
Ink set, process for forming colored portion and ink-jet recording apparatus
App 20030007051 - Takahashi, Katsuhiko ; et al. | 2003-01-09 |
Membrane switch and pressure sensitive sensor
App 20030000821 - Takahashi, Katsuhiko ; et al. | 2003-01-02 |
Sealing system for electronic device and sealing method therefor
App 20020175204 - Nakazawa, Tetsuji ; et al. | 2002-11-28 |
Gas-generating compositions
App 20020121321 - Takayama, Shinsuke ; et al. | 2002-09-05 |
Liquid Composition And Ink Set, And Image-forming Process And Apparatus Using The Same
App 20020077386 - KURABAYASHI, YUTAKA ; et al. | 2002-06-20 |
Method for manufacturing high-pressure phase material
App 20020061276 - Ito, Kenji ; et al. | 2002-05-23 |
Gas-generating compositions
App 20020059969 - Serizawa, Kazuya ; et al. | 2002-05-23 |
Recovery processing method and unit of ink jet printing apparatus
App 20020018092 - Inui, Toshiharu ; et al. | 2002-02-14 |
Gas Generating Compositions
App 20020007885 - SERIZAWA, KAZUYA ; et al. | 2002-01-24 |
Electronic commerce broking system
App 20010056379 - Fujinaga, Kazuya ; et al. | 2001-12-27 |
Substrate for ink-jet printing head, ink-jet printing head, ink-jet cartridge, ink-jet printing apparatus, and method for detecting ink in ink-jet printing head
App 20010038396 - Imanaka, Yoshiyuki ; et al. | 2001-11-08 |
Image forming method, ink-jet recording method and instruments used in such methods
Grant 6,238,045 - Ono , et al. May 29, 2 | 2001-05-29 |
Ink jet recording apparatus and method for controlling an amount of ink discharged after an interruption in recording
Grant 6,102,511 - Shioya , et al. August 15, 2 | 2000-08-15 |
Ink-jet recording process using liquid formulation and ink in combination
Grant 6,027,210 - Kurabayashi , et al. February 22, 2 | 2000-02-22 |
Liquid composition, ink set and method and apparatus for image by using the composition and ink set
Grant 5,985,975 - Kurabayashi , et al. November 16, 1 | 1999-11-16 |
Image forming method employing ink-jet recording system
Grant 5,835,116 - Sato , et al. November 10, 1 | 1998-11-10 |
Liquid composition, ink set, image-forming method and apparatus using the same
Grant 5,792,249 - Shirota , et al. August 11, 1 | 1998-08-11 |
Image forming method, and ink set and ink-jet machinery used therein
Grant 5,700,314 - Kurbayashi , et al. December 23, 1 | 1997-12-23 |
Liquid composition and ink set, and image-forming process and apparatus using the same
Grant 5,624,484 - Takahashi , et al. April 29, 1 | 1997-04-29 |
Liquid composition, ink set and image-forming method and apparatus which employ the same
Grant 5,618,338 - Kurabayashi , et al. April 8, 1 | 1997-04-08 |
Ink set, and method and apparatus for image formation employing the same
Grant 5,614,007 - Kurabayashi , et al. March 25, 1 | 1997-03-25 |
Liquid composition, ink set and image forming method and apparatus using the composition and ink set
Grant 5,549,740 - Takahashi , et al. August 27, 1 | 1996-08-27 |
Piezoelectric acceleration sensor and piezoelectric acceleration sensor device
Grant 5,128,581 - Nakayama , et al. July 7, 1 | 1992-07-07 |
Conductive primer for plastics or conductive primer surfacer paint and coated plastics molded products
Grant 4,971,727 - Takahashi , et al. * November 20, 1 | 1990-11-20 |
Silicon-containing copolyester and method of producing the same
Grant 4,927,895 - Nakane , et al. May 22, 1 | 1990-05-22 |
Piezo-electric acceleration sensor
Grant 4,924,131 - Nakayama , et al. May 8, 1 | 1990-05-08 |
Primer paint or primer surfacer composition
Grant 4,780,340 - Takahashi , et al. October 25, 1 | 1988-10-25 |
Gear comprising fiber-reinforced anisotropic melt-forming polymer formed via injection molding under specified conditions
Grant 4,777,204 - Ikenaga , et al. October 11, 1 | 1988-10-11 |
Process for producing electroconductive resin composite
Grant 4,772,421 - Ikenaga , et al. September 20, 1 | 1988-09-20 |
Metallic film with laminated layer of an anisotropic melt phase forming polymer
Grant 4,737,398 - Ikenaga , et al. April 12, 1 | 1988-04-12 |
Magnetic disk
Grant 4,726,998 - Ikenaga , et al. February 23, 1 | 1988-02-23 |
Optical disc
Grant 4,719,171 - Ikenaga , et al. January 12, 1 | 1988-01-12 |
Method of manufacturing a molded article having good dimensional stability
Grant 4,717,624 - Ikenaga , et al. January 5, 1 | 1988-01-05 |
Polybutylene terephthalate resin composition
Grant 4,713,408 - Takahashi , et al. December 15, 1 | 1987-12-15 |
Die cooling pipe
Grant 4,655,280 - Takahashi April 7, 1 | 1987-04-07 |
Magnetic composite
Grant 4,626,371 - Ikenaga , et al. December 2, 1 | 1986-12-02 |
Thermoplastic resin composition for molding
Grant 4,533,680 - Kasuga , et al. August 6, 1 | 1985-08-06 |
Process for manufacturing polytetramethylene terephthalate
Grant 4,511,708 - Kasuga , et al. April 16, 1 | 1985-04-16 |
Fluctuating drive system
Grant 4,495,560 - Sugimoto , et al. January 22, 1 | 1985-01-22 |
Method and apparatus for collecting grass clippings
Grant 4,262,475 - Takahashi , et al. April 21, 1 | 1981-04-21 |
| 