Inventor
FUJIWARA YOSHIHIRO
JP43 patents
⚠️ This page may combine multiple inventors who share the name “FUJIWARA YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJIWARA YOSHIHIRO
6 patentsUS8326180B2Dec 4, 2012
Development device, process cartridge, and image forming apparatus
FUJIWARA YOSHIHIRO7 citations83
US8765115B2Jul 1, 2014
Method of treatment of gastrointestinal disorders with IL-10
FUJIWARA YOSHIHIRO4 citations68
US8457516B2Jun 4, 2013
Image forming apparatus and method using an environment detector which changes a test toner image based on a detection result
FUJIWARA YOSHIHIRO4 citations62
US8433224B2Apr 30, 2013
Development device, process cartridge including same, and image forming apparatus including same
FUJIWARA YOSHIHIRO3 citations62
US8759617B2Jun 24, 2014
Method for extraction and purification of recombinant proteins from transgenic plants
FUJIWARA YOSHIHIRO2 citations56
US8873979B2Oct 28, 2014
Development device, process cartridge, and image forming apparatus incorporating same
FUJIWARA YOSHIHIRO1 citations51
RICOH KK
4 patentsUS7003238B2Feb 21, 2006
Intermediate image transfer device for a color image forming apparatus
RICOH KK62 citations96
US7610004B2Oct 27, 2009
Apparatus for detecting amount of toner deposit and controlling density of image, method of forming misalignment correction pattern, and apparatus for detecting and correcting misalignment of image
RICOH KK21 citations92
US7280792B2Oct 9, 2007
Method for evaluating changes in resistance of electric resistance member and image forming apparatus using same
RICOH KK34 citations92
US7203433B2Apr 10, 2007
Apparatus for detecting amount of toner deposit and controlling density of image, method of forming misalignment correction pattern, and apparatus for detecting and correcting misalignment of image
RICOH KK43 citations92
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
4 patentsUS4435842AMar 6, 1984
Programmable channel selecting apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD68 citations92
US7101095B2Sep 5, 2006
Rotation type camera apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations83
US6890110B2May 10, 2005
Rotation type camera apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations83
US4665325AMay 12, 1987
Solid state image sensor with signal amplification
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
MIYOSHI YASUO
4 patentsUS8571449B2Oct 29, 2013
Development device, process cartridge, and image forming apparatus
MIYOSHI YASUO5 citations83
US8750752B2Jun 10, 2014
Development device including a removable seal to seal a supplied-developer and/or a collected-developer communicating area
MIYOSHI YASUO4 citations72
US8971769B2Mar 3, 2015
Development device including a removable seal to seal a supplied-developer and/or a collected-developer communicating area
MIYOSHI YASUO1 citations62
US8238801B2Aug 7, 2012
Developing device, process cartridge, method and image forming apparatus for developing an electrostatic latent image on an image carrier
MIYOSHI YASUO0 citations41
OSHIKAWA YUKI
4 patentsUS9625851B2Apr 18, 2017
Developing device and image forming apparatus incorporating same
OSHIKAWA YUKI2 citations72
US9405223B2Aug 2, 2016
Developing device, image forming apparatus, and process cartridge
OSHIKAWA YUKI1 citations52
US9772579B2Sep 26, 2017
Developing device and image forming apparatus incorporating same
OSHIKAWA YUKI0 citations51
US10705484B2Jul 7, 2020
Developing device, process cartridge, and image forming apparatus
OSHIKAWA YUKI0 citations40
RICOH CO LTD
3 patentsUS11112731B2Sep 7, 2021
Developer container, developing device, and image forming apparatus
RICOH CO LTD0 citations61
US11256194B2Feb 22, 2022
Developing device, process cartridge, and image forming apparatus
RICOH CO LTD0 citations60
US11275325B2Mar 15, 2022
Image forming apparatus including a process cartridge that includes a developing device
RICOH CO LTD0 citations50
PANASONIC CORP
2 patentsKUDO NORIO
2 patentsMURATA MANUFACTURING CO
2 patentsKIMURA HIDEKI
2 patentsUS8953987B2Feb 10, 2015
Development device, and process cartridge and image forming apparatus including same
KIMURA HIDEKI1 citations51
US8855536B2Oct 7, 2014
Development device, and process cartridge and image forming apparatus including same in which an angle formed using an end face of a buffer area is smaller than an angle of twist of a spiral blade
KIMURA HIDEKI1 citations51