Ohsawa; Masayuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ohsawa; Masayuki.The latest application filed is for "magnet roller, developer bearer, development device, process cartridge, and image forming apparatus".

Company Profile

0.36.30

Ohsawa; Masayuki - Kanagawa N/A JP
Ohsawa; Masayuki - Atsugi N/A JP
Ohsawa; Masayuki - Atsugi-shi JP
OHSAWA; Masayuki - Atsugi city JP
Ohsawa; Masayuki - Tokyo JP
Ohsawa; Masayuki - Atsugl-shi JP
Ohsawa; Masayuki - Atsugishi JP
Ohsawa; Masayuki - Akishima JP
Ohsawa; Masayuki - Mishima JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Magnet roller, developer bearer, development device, process cartridge, and image forming apparatus Grant 8,958,729 - Innami , et al. February 17, 2	2015-02-17
Development device, and process cartridge and image forming apparatus incorporating same Grant 8,824,932 - Masuda , et al. September 2, 2	2014-09-02
Develop roller, develop unit, process cartridge, and image forming apparatus Grant 8,731,444 - Ohsawa , et al. May 20, 2	2014-05-20
Development device, process cartridge, and image forming apparatus including same having multiple recesses formed on a developer bearer Grant 8,682,230 - Taguchi , et al. March 25, 2	2014-03-25
Magnet roller, developer holder element, develop unit, process cartridge, and image forming apparatus Grant 8,600,271 - Innami , et al. December 3, 2	2013-12-03
Development roller, development device, process cartridge and image-forming apparatus Grant 8,565,652 - Terasaka , et al. October 22, 2	2013-10-22
Magnetic particle carrying device, and developing unit, process cartridge, and image forming apparatus using the same, and surface treatment method of the same Grant 8,535,116 - Abe , et al. September 17, 2	2013-09-17
Magnet Roller, Developer Bearer, Development Device, Process Cartridge, And Image Forming Apparatus App 20130236216 - Innami; Takashi ; et al.	2013-09-12
Magnetic roller and manufacturing method thereof, developer carrier, development device, processing cartridge, and image forming apparatus Grant 8,500,615 - Imamura , et al. August 6, 2	2013-08-06
Developing unit, image forming apparatus incorporating same, and process cartridge including same Grant 8,331,834 - Koetsuka , et al. December 11, 2	2012-12-11
Development Roller, Development Device, Process Cartridge And Image-forming Apparatus App 20120294655 - TERASAKA; Takumi ; et al.	2012-11-22
Developer regulating member in a developing unit, process cartridge including same, and image forming apparatus incorporating same Grant 8,135,315 - Ozeki , et al. March 13, 2	2012-03-13
Development roller, development device, process cartridge and image forming device Grant 8,135,316 - Kojima , et al. March 13, 2	2012-03-13
Development Device, Process Cartridge, And Image Forming Apparatus Including Same App 20120057907 - TAGUCHI; Nobuyuki ; et al.	2012-03-08
Develop Roller, Develop Unit, Process Cartridge, And Image Forming Apparatus App 20110274471 - OHSAWA; Masayuki ; et al.	2011-11-10
Magnet Roller, Developer Holder Element, Develop Unit, Process Cartridge, And Image Forming Apparatus App 20110262190 - INNAMI; Takashi ; et al.	2011-10-27
Magnet roller and method for the same, magnetic particle-support member, development device, process cartridge, and image forming apparatus Grant 8,023,867 - Takano , et al. September 20, 2	2011-09-20
Development Device, And Process Cartridge And Image Forming Apparatus Incorporating Same App 20110194874 - Masuda; Katsumi ; et al.	2011-08-11
Magnetic Particle Carrying Device, And Developing Unit, Process Cartridge, And Image Forming Apparatus Using The Same, And Surface Treatment Method Of The Same App 20110130074 - ABE; Hiroya ; et al.	2011-06-02
Magnetic field generating member and manufacturing method thereof, magnetic particle support body, image development device, process cartridge and image forming apparatus Grant 7,917,067 - Takano , et al. March 29, 2	2011-03-29
Developer carrier, development device, process cartridge, and image forming apparatus Grant 7,907,876 - Ohsawa , et al. March 15, 2	2011-03-15
Magnetic particle carrying device, and developing unit, process cartridge, and image forming apparatus using the same, and surface treatment method of the same Grant 7,899,374 - Abe , et al. March 1, 2	2011-03-01
Method of manufacturing a hollow body used in an image forming apparatus Grant 7,891,094 - Imamura , et al. February 22, 2	2011-02-22
Magnetic roller, developer carrier, developing device, process cartridge, and image forming apparatus Grant 7,890,030 - Innami , et al. February 15, 2	2011-02-15
Development Roller, Development Device, Processing Cartridge And Image Forming Device App 20100158578 - Kojima; Toshio ; et al.	2010-06-24
Methods of making microelectronic assemblies Grant 7,721,422 - Iijima , et al. May 25, 2	2010-05-25
Method Of Manufacturing A Hollow Body Used In An Image Forming Apparatus App 20100077588 - Imamura; Tsuyoshi ; et al.	2010-04-01
Developer Carrier, Development Device, Process Cartridge, And Image Forming Apparatus App 20100067959 - Ohsawa; Masayuki ; et al.	2010-03-18
Developer holding member, development device, process cartridge, image forming apparatus and method of manufacturing hollow body Grant 7,664,441 - Imamura , et al. February 16, 2	2010-02-16
Developing Unit, Process Cartridge Including Same, And Image Forming Apparatus Incorporating Same App 20090245882 - OZEKI; Takamasa ; et al.	2009-10-01
Developing Unit, Image Forming Apparatus Incorporating Same, And Process Cartridge Including Same App 20090245889 - Koetsuka; Kyohta ; et al.	2009-10-01
Magnetic Roller, Developer Carrier, Developing Device, Process Cartridge, And Image Forming Apparatus App 20090232563 - INNAMI; Takashi ; et al.	2009-09-17
Developing device, process cartridge and image forming apparatus Grant 7,565,098 - Ohsawa July 21, 2	2009-07-21
Magnetic Field Generating Member And Manufacturing Method Thereof, Magnetic Particle Support Body, Image Development Device, Process Cartridge And Image Forming Apparatus App 20090175666 - TAKANO; Yoshiyuki ; et al.	2009-07-09
Develop Unit, Process Cartridge, And Image Formation Apparatus App 20090154961 - KAMIYA; Noriyuki ; et al.	2009-06-18
Manufacturing method for wiring circuit substrate Grant 7,546,681 - Iijima , et al. June 16, 2	2009-06-16
Magnetic roller and manufacturing method thereof, developer carrier, development device, processing cartridge, and image forming apparatus App 20080298849 - IMAMURA; Tsuyoshi ; et al.	2008-12-04
Magnet Roller, Developing Agent Carrier, Developing Unit, Process Cartridge And Image Forming Apparatus Using Same App 20080232865 - TERASHIMA; Mieko ; et al.	2008-09-25
Development Device, Process Cartridge, And Image Formation Apparatus App 20080226355 - KOETSUKA; Kyohta ; et al.	2008-09-18
Magnet Roller And Method For The Same, Magnetic Particle-support Member, Development Device, Process Cartridge, And Image Forming Apparatus App 20080213007 - TAKANO; Yoshiyuki ; et al.	2008-09-04
Magnetic Particle Carrying Device, And Developing Unit, Process Cartridge, And Image Forming Apparatus Using The Same, And Surface Treatment Method Of The Same App 20080170891 - ABE; Hiroya ; et al.	2008-07-17
Developer Holding Member, Development Device, Process Cartridge, Image Forming Apparatus And Method Of Manufacturing Hollow Body App 20080008503 - Imamura; Tsuyoshi ; et al.	2008-01-10
Methods of making microelectronic assemblies App 20070209199 - Iijima; Tomoo ; et al.	2007-09-13
Developing Device, Process Cartridge And Image Forming Apparatus App 20070189810 - OHSAWA; Masayuki	2007-08-16
Development Device, Process Cartridge And Image Forming Apparatus App 20070127952 - Terashima; Mieko ; et al.	2007-06-07
Manufacturing method for wiring circuit substrate App 20060258139 - Iijima; Tomoo ; et al.	2006-11-16
Manufacturing method for wiring circuit substrate Grant 7,096,578 - Iijima , et al. August 29, 2	2006-08-29
Multi-layer wiring board, method for producing multi-layer wiring board, polishing machine for multi-layer wiring board, and metal sheet for producing wiring board App 20050097727 - Iijima, Tomoo ; et al.	2005-05-12
Manufacturing method for wiring circuit substrate App 20040197962 - Iijima, Tomoo ; et al.	2004-10-07
Wiring circuit substrate and manufacturing method therefor Grant 6,646,337 - Iijima , et al. November 11, 2	2003-11-11
Wiring circuit substrate and manufacturing method therefor App 20030151067 - Iijima, Tomoo ; et al.	2003-08-14
Wiring circuit substrate and manufacturing method therefor App 20030143833 - Iijima, Tomoo ; et al.	2003-07-31
Wiring circuit substrate and manufacturing method thereof Grant 6,528,874 - Iijima , et al. March 4, 2	2003-03-04
Stepping motor provided with a drive control integrated circuit having a prestored operating pattern Grant 5,977,739 - Ohsawa November 2, 1	1999-11-02
Label printing device Grant 4,936,693 - Ohsawa June 26, 1	1990-06-26
Method of making multilayer circuit board Grant 4,528,064 - Ohsawa , et al. July 9, 1	1985-07-09
Conductive paste Grant 4,398,975 - Ohsawa , et al. August 16, 1	1983-08-16

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.