| Patent | Date |
|---|
Metal-air Battery
App 20220294053 - SUGINO; FUMITOSHI ; et al. | 2022-09-15 |
System And Method For Managing Facilities
App 20220005609 - MORIZUMI; Masahiro ; et al. | 2022-01-06 |
Metal-air Battery
App 20210376334 - HIRAKAWA; HIROYUKI ; et al. | 2021-12-02 |
Cell Stimulation Device, Cell Culture Device, And Cell Stimulation Method
App 20200255788A1 - | 2020-08-13 |
Electron emission element, electrification apparatus, and image forming apparatus
Grant 10,727,021 - Adachi , et al. | 2020-07-28 |
Electron Emission Element, Electrification Apparatus, And Image Forming Apparatus
App 20190157033 - ADACHI; KATSUMI ; et al. | 2019-05-23 |
Curable resin composition for reflection of light, and optical semiconductor device
Grant 9,184,355 - Hirakawa , et al. November 10, 2 | 2015-11-10 |
Optical scanning device and image forming apparatus including the same
Grant 9,056,489 - Hirakawa June 16, 2 | 2015-06-16 |
Optical scanning device and image forming apparatus comprising the same
Grant 8,928,722 - Hirakawa January 6, 2 | 2015-01-06 |
Developing device and image forming apparatus comprising same
Grant 8,923,723 - Hirakawa , et al. December 30, 2 | 2014-12-30 |
Developing device and image forming apparatus comprising same
Grant 08923723 - | 2014-12-30 |
Image forming apparatus including louvers for directing airflow
Grant 8,891,998 - Hirakawa , et al. November 18, 2 | 2014-11-18 |
Electron emitting element and method for producing the same
Grant 8,860,293 - Hirakawa October 14, 2 | 2014-10-14 |
Optical Scanning Device And Image Forming Apparatus Including The Same
App 20140292995 - HIRAKAWA; Hiroyuki | 2014-10-02 |
Optical semiconductor sealing resin composition and optical semiconductor device using same
Grant 8,779,059 - Sato , et al. July 15, 2 | 2014-07-15 |
Electron emitting element, devices utilizing said element, and method for producing said element
Grant 8,760,056 - Hirata , et al. June 24, 2 | 2014-06-24 |
Resin coated carrier, two-component developer, developing device and image forming apparatus
Grant 8,741,525 - Wada , et al. June 3, 2 | 2014-06-03 |
Curable Resin Composition For Reflection Of Light, And Optical Semiconductor Device
App 20140008686 - Hirakawa; Hiroyuki ; et al. | 2014-01-09 |
Electron emitting element, electron emitting device, light emitting device, image display device, air blowing device, cooling device, charging device, image forming apparatus, electron-beam curing device, and method for producing electron emitting element
Grant 08616931 - | 2013-12-31 |
Electron emitting element, electron emitting device, light emitting device, image display device, air blowing device, cooling device, charging device, image forming apparatus, electron-beam curing device, and method for producing electron emitting element
Grant 8,616,931 - Nagaoka , et al. December 31, 2 | 2013-12-31 |
Electron emitting device and driving method thereof
Grant 8,559,852 - Hirakawa October 15, 2 | 2013-10-15 |
Electron Emitting Element, Electron Emitting Device, Light Emitting Device, Image Display Device, Air Blowing Device, Cooling Device, Charging Device, Image Forming Apparatus, Electron-beam Curing Device, And Method For Producing Electron Emitting Element
App 20130257263 - NAGAOKA; Ayae ; et al. | 2013-10-03 |
Electron emitting element, electron emitting device, light emitting device, image display device, air blowing device, cooling device, charging device, image forming apparatus, electron-beam curing device, and method for producing electron emitting element
Grant 8,547,007 - Nagaoka , et al. October 1, 2 | 2013-10-01 |
Image Forming Apparatus Including Fan
App 20130236207 - Hirakawa; Hiroyuki ; et al. | 2013-09-12 |
Electron emitting element, method for producing electron emitting element, electron emitting device, charging device, image forming apparatus, electron-beam curing device, light emitting device, image display device, air blowing device, and cooling device
Grant 8,487,521 - Hirakawa , et al. July 16, 2 | 2013-07-16 |
Electron emitting element including a fine particle layer containing insulating particles, and devices and methods related thereto
Grant 8,476,818 - Hirakawa , et al. July 2, 2 | 2013-07-02 |
Developing Device And Image Forming Apparatus Comprising Same
App 20130108310 - HIRAKAWA; Hiroyuki ; et al. | 2013-05-02 |
Electron emitting element and method for producing the same
Grant 8,421,331 - Nagaoka , et al. April 16, 2 | 2013-04-16 |
Electron emitting element for accelerating and emitting electrons, and use of electron emitting element
Grant 8,401,430 - Kanda , et al. March 19, 2 | 2013-03-19 |
Electron emitting element having an electron acceleration layer using fine particle layer
Grant 8,378,565 - Hirakawa , et al. February 19, 2 | 2013-02-19 |
Electron emitting element having an electron acceleration layer, electron emitting device, light emitting device, image display device, cooling device, and charging device
Grant 8,299,700 - Iwamatsu , et al. October 30, 2 | 2012-10-30 |
Electron emitting element, electron emitting device, charging device, image forming apparatus, electron-beam curing device, light emitting device, image display device, air blowing device, and cooling device
Grant 8,249,487 - Imura , et al. August 21, 2 | 2012-08-21 |
Carrier, developer, development device, image forming apparatus and image forming method
Grant 8,192,908 - Kamoto , et al. June 5, 2 | 2012-06-05 |
Electron Emitting Device And Driving Method Thereof
App 20120126716 - HIRAKAWA; Hiroyuki | 2012-05-24 |
Electron emitting element, electron emitting device, light emitting device, image display device, air blowing device, cooling device, charging device, image forming apparatus, and electron-beam curing device
Grant 8,164,247 - Hirakawa , et al. April 24, 2 | 2012-04-24 |
Electron Emitting Element, Devices Utilizing Said Element, And Method For Producing Said Element
App 20120074874 - HIRATA; Kanako ; et al. | 2012-03-29 |
Light emitting element, light emitting device, image display device, method of driving light emitting element, and method of producing light emitting element
Grant 8,110,971 - Hirakawa , et al. February 7, 2 | 2012-02-07 |
Composition containing cycloaliphatic epoxide, polyol oligomer, and curing catalyst
Grant 8,063,156 - Takai , et al. November 22, 2 | 2011-11-22 |
Electron Emitting Element And Method For Producing The Same
App 20110254431 - HIRAKAWA; Hiroyuki | 2011-10-20 |
Electron Emitting Element And Method For Producing The Same
App 20110241532 - NAGAOKA; Ayae ; et al. | 2011-10-06 |
Electron Emitting Element And Method For Producing The Same
App 20110236072 - Imura; Yasuo ; et al. | 2011-09-29 |
Optical Scanning Device And Image Forming Apparatus Comprising The Same
App 20110182621 - Hirakawa; Hiroyuki | 2011-07-28 |
Electron Emitting Element, Method For Producing Electron Emitting Element, Electron Emitting Device, Charging Device, Image Forming Apparatus, Electron-beam Curing Device, Light Emitting Device, Image Display Device, Air Blowing Device, And Cooling Device
App 20110129256 - HIRAKAWA; Hiroyuki ; et al. | 2011-06-02 |
Optical Semiconductor Sealing Resin Composition And Optical Semiconductor Device Using Same
App 20110114972 - Sato; Atsushi ; et al. | 2011-05-19 |
Composition Containing Cycloaliphatic Epoxide, Polyol Oligomer, Curing Agent And Curing Accelerator
App 20110021722 - Takai; Hideyuki ; et al. | 2011-01-27 |
Electron Emitting Element And Method For Producing Electron Emitting Element
App 20100327730 - HIRAKAWA; Hiroyuki ; et al. | 2010-12-30 |
Heat Exchanger
App 20100307724 - Ichii; Yoshio ; et al. | 2010-12-09 |
Light Emitting Element, Light Emitting Device, Image Display Device, Method Of Driving Light Emitting Element, And Method Of Producing Light Emitting Element
App 20100295465 - HIRAKAWA; Hiroyuki ; et al. | 2010-11-25 |
Electron Emitting Element, Electron Emitting Device, Light Emitting Device, Image Display Device, Air Blowing Device, Cooling Device, Charging Device, Image Forming Apparatus, And Electron-beam Curing Device
App 20100296845 - HIRAKAWA; Hiroyuki ; et al. | 2010-11-25 |
Electron Emitting Element, Electron Emitting Device, Light Emitting Device, Image Display Device, Air Blowing Device, Cooling Device, Charging Device, Image Forming Apparatus, Electron-beam Curing Device, And Method For Producing Electron Emitting Element
App 20100296842 - IMURA; Yasuo ; et al. | 2010-11-25 |
Electron Emitting Element, Electron Emitting Device, Charging Device, Image Forming Apparatus, Electron-beam Curing Device, Light Emitting Device, Image Display Device, Air Blowing Device, And Cooling Device
App 20100296844 - IMURA; Yasuo ; et al. | 2010-11-25 |
Electron Emitting Element, Electron Emitting Device, Light Emitting Device, Image Display Device, Air Blowing Device, Cooling Device, Charging Device, Image Forming Apparatus, Electron-beam Curing Device, And Method For Producing Electron Emitting Element
App 20100278561 - Kanda; Hirofumi ; et al. | 2010-11-04 |
Composition containing cycloaliphatic epoxide, polyol oligomer, curing agent and curing accelerator
Grant 7,825,197 - Takai , et al. November 2, 2 | 2010-11-02 |
Electron Emitting Element, Electron Emitting Device, Light Emitting Device, Image Display Device, Air Blowing Device, Cooling Device, Charging Device, Image Forming Apparatus, Electron-beam Curing Device, And Method For Producing Electron Emitting Element
App 20100215402 - Nagaoka; Ayae ; et al. | 2010-08-26 |
Electron Emitting Element, Electron Emitting Device, Light Emitting Device, Image Display Device, Cooling Device, And Charging Device
App 20100196050 - Iwamatsu; Tadashi ; et al. | 2010-08-05 |
Developer ,developing Unit,developing Device,and Image Forming Apparatus
App 20100135700 - Mutoh; Yoshinori ; et al. | 2010-06-03 |
Magnetic Carrier, Two Component Developer, Developing Device, Image Forming Apparatus, And Image Forming Method
App 20100104329 - Yoshioka; Nobuyuki ; et al. | 2010-04-29 |
Developing device, image forming apparatus and developing method
Grant 7,664,438 - Hirakawa February 16, 2 | 2010-02-16 |
Resin Coated Carrier, Two-component Developer, Developing Device And Image Forming Apparatus
App 20100003614 - Wada; Osamu ; et al. | 2010-01-07 |
Electron emitter, charger, and charging method
Grant 7,515,851 - Hirakawa , et al. April 7, 2 | 2009-04-07 |
Developer
App 20090047594 - Hirakawa; Hiroyuki | 2009-02-19 |
Display apparatus and method for producing the same
Grant 7,477,442 - Iwamatsu , et al. January 13, 2 | 2009-01-13 |
Carrier, Developer, Development Device, Image Forming Apparatus And Image Forming Method
App 20080299471 - Kamoto; Takanori ; et al. | 2008-12-04 |
Electron emission device having cleaning function
Grant 7,317,285 - Iwamatsu , et al. January 8, 2 | 2008-01-08 |
Electron emitting element and image forming apparatus employing it
Grant 7,307,379 - Iwamatsu , et al. December 11, 2 | 2007-12-11 |
Thermosetting Epoxy Resin Compositions And Use Thereof
App 20070265427 - Takai; Hideyuki ; et al. | 2007-11-15 |
Method of Producing Halosilane and Method of Purifying Solid Fraction
App 20070231236 - Kajimoto; Kimihiko ; et al. | 2007-10-04 |
Display Apparatus And Method For Producing The Same
App 20070206270 - Iwamatsu; Tadashi ; et al. | 2007-09-06 |
Developing device, image forming apparatus and developing method
App 20070159660 - Hirakawa; Hiroyuki | 2007-07-12 |
Electron emitter, charger, and charging method
App 20060291905 - Hirakawa; Hiroyuki ; et al. | 2006-12-28 |
Electron emitting element and image forming apparatus employing it
App 20060186786 - Iwamatsu; Tadashi ; et al. | 2006-08-24 |
Electron emission device having cleaning function
App 20060152166 - Iwamatsu; Tadashi ; et al. | 2006-07-13 |
Development method and image formation apparatus
Grant 6,873,813 - Furukawa , et al. March 29, 2 | 2005-03-29 |
Image processing device and communication terminal device
App 20050052687 - Hirakawa, Hiroyuki | 2005-03-10 |
Development method and image formation apparatus
App 20040109707 - Furukawa, Kazuhiko ; et al. | 2004-06-10 |
Development method and image formation apparatus
Grant 6,681,091 - Furukawa , et al. January 20, 2 | 2004-01-20 |
Developing apparatus having a charge amount control member
Grant 6,622,000 - Furukawa , et al. September 16, 2 | 2003-09-16 |
Development method and image formation apparatus
App 20030063925 - Furukawa, Kazuhiko ; et al. | 2003-04-03 |
Developing apparatus
App 20020012552 - Furukawa, Kazuhiko ; et al. | 2002-01-31 |
| 