P

Inventor

ISHII TOSHIHIRO

JP41 patents
⚠️ This page may combine multiple inventors who share the name “ISHII TOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ISHII TOSHIHIRO

9 patents
US8750732B2Jun 10, 2014

Moisture sensor, moisture detector, and image forming apparatus

ISHII TOSHIHIRO25 citations92
US8111725B2Feb 7, 2012

Surface-emitting laser, surface-emitting laser array, optical scanning device, and image forming apparatus

ISHII TOSHIHIRO21 citations92
US9696674B2Jul 4, 2017

Optical sensor and image forming apparatus

ISHII TOSHIHIRO4 citations72
US10039452B2Aug 7, 2018

Optical sensor, optical testing device, and optical characteristic detection method

ISHII TOSHIHIRO3 citations70
US9831633B2Nov 28, 2017

Surface-emitting laser module, optical scanner device, and image forming apparatus

ISHII TOSHIHIRO1 citations62
US8916418B2Dec 23, 2014

Surface-emitting laser module, optical scanner device, and image forming apparatus

ISHII TOSHIHIRO3 citations62
US10175169B2Jan 8, 2019

Optical sensor, optical testing apparatus, and optical characteristics detection method

ISHII TOSHIHIRO1 citations60
US10177530B2Jan 8, 2019

Optical sensor, optical examination device, and optical property detection method

ISHII TOSHIHIRO1 citations60
US9276377B2Mar 1, 2016

Surface-emitting laser module, optical scanner device, and image forming apparatus

ISHII TOSHIHIRO0 citations51

RICOH CO LTD

8 patents
US8035676B2Oct 11, 2011

Surface emitting laser element, surface emitting laser array, optical scanning device, and image forming apparatus

RICOH CO LTD23 citations92
US7978739B2Jul 12, 2011

Surface emitting laser element, surface emitting laser array, optical scanning device, and image forming apparatus

RICOH CO LTD20 citations92
US9157853B2Oct 13, 2015

Moisture sensor, moisture detector, and image forming apparatus

RICOH CO LTD8 citations84
US9429513B2Aug 30, 2016

Sensor apparatus and image forming apparatus incorporating same

RICOH CO LTD4 citations71
US11215945B2Jan 4, 2022

Optical sensor and image forming apparatus

RICOH CO LTD0 citations62
US10292590B2May 21, 2019

Optical examination method and optical examination device

RICOH CO LTD1 citations62
US10606204B2Mar 31, 2020

Optical sensor and image forming apparatus

RICOH CO LTD0 citations52
US9678006B2Jun 13, 2017

Optical sensor and image forming apparatus

RICOH CO LTD0 citations52

OHBA YOSHIHIRO

4 patents
US9267886B2Feb 23, 2016

Optical sensor and image forming apparatus

OHBA YOSHIHIRO3 citations72
US9513218B2Dec 6, 2016

Optical sensor and image forming device incorporating the same

OHBA YOSHIHIRO1 citations51
US9513216B2Dec 6, 2016

Optical sensor and image forming apparatus

OHBA YOSHIHIRO0 citations51
US8976216B2Mar 10, 2015

Light source unit, optical scanning device, and image forming apparatus

OHBA YOSHIHIRO0 citations51

HOSHI FUMIKAZU

3 patents
US8942583B2Jan 27, 2015

Optical sensor and image forming apparatus

HOSHI FUMIKAZU3 citations61
US8446446B2May 21, 2013

Optical device, optical scanning apparatus and image forming apparatus

HOSHI FUMIKAZU4 citations60
US9188530B2Nov 17, 2015

Sensor and image-forming apparatus

HOSHI FUMIKAZU0 citations40

ISHII HYOKI KK

2 patents
US4892988AJan 9, 1990

Membrane panel switch

ISHII HYOKI KK31 citations92
US4937932AJul 3, 1990

Membrane panel switch

ISHII HYOKI KK17 citations73

OBA YOSHIHIRO

2 patents
US9103717B2Aug 11, 2015

Optical sensor and image forming apparatus configured to detect inside diffusely-reflected light

OBA YOSHIHIRO4 citations73
US8971749B2Mar 3, 2015

Optical sensor and image forming apparatus

OBA YOSHIHIRO2 citations62

SHOUJI HIROYOSHI

2 patents
US8416822B2Apr 9, 2013

Manufacturing method, surface-emitting laser device, surface-emitting laser array, optical scanner, and image forming apparatus

SHOUJI HIROYOSHI4 citations61
US8630325B2Jan 14, 2014

Manufacturing method, surface-emitting laser device, surface-emitting laser array, optical scanner, and image forming apparatus

SHOUJI HIROYOSHI0 citations51

TEIJIN PHARMA LTD

1 patent
US7557113B2Jul 7, 2009

Substituted pyrrolo[3,2-d]pyrimidine derivatives

TEIJIN PHARMA LTD26 citations91

ADACHI KAZUHIKO

1 patent
US8803936B2Aug 12, 2014

Optical device capable of minimizing output variation due to feedback light, optical scanning apparatus, and image forming apparatus

ADACHI KAZUHIKO8 citations83

NISSAN CHEMICAL IND LTD

1 patent
US4730031AMar 8, 1988

Polymers of substituted 1,3-butadiene compounds having reactive silyl groups and process for their preparation

NISSAN CHEMICAL IND LTD18 citations79

ASHIZAWA FINETECH LTD

1 patent
US7374116B2May 20, 2008

Circulation type media agitator mill

ASHIZAWA FINETECH LTD15 citations78

NISSAN ENGINEERING LTD

1 patent
US4117080ASep 26, 1978

Process for regenerating permanganate and/or manganate from manganese dioxide

NISSAN ENGINEERING LTD7 citations69

TAKAHASHI YOICHIRO

1 patent
US10768095B2Sep 8, 2020

Optical sensor

TAKAHASHI YOICHIRO2 citations66

FUJIWARA MASAYUKI

1 patent
US10067056B2Sep 4, 2018

Optical sensor, optical inspection device, and optical property detection method for detecting light propagated inside a test object

FUJIWARA MASAYUKI3 citations66

GOTO KAZUMA

1 patent
US9170190B2Oct 27, 2015

Sensor device and image forming apparatus

GOTO KAZUMA2 citations62

RICOH KK

1 patent
US7728503B2Jun 1, 2010

Electron emission element, charging device, process cartridge, and image forming apparatus

RICOH KK4 citations62

SOMEYA YUKIMICHI

1 patent
US8086141B2Dec 27, 2011

Electric charging apparatus and image forming apparatus using the same

SOMEYA YUKIMICHI3 citations61

TEIJIN LTD

1 patent
US7528140B2May 5, 2009

Substituted pyrrolo[3,2-d]pyrimidines as glycogen synthase kinase (GSK) inhibitors

TEIJIN LTD3 citations61