Inventor
ONO MASATO
JP130 patents
⚠️ This page may combine multiple inventors who share the name “ONO MASATO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI XEROX CO LTD
16 patentsUS5139911AAug 18, 1992
Electrophotographic photoreceptor with two part surface layer
FUJI XEROX CO LTD67 citations96
US5422209AJun 6, 1995
Electrophotographic photoreceptor having a photoconductive layer of amorphous silicon and surface layer
FUJI XEROX CO LTD23 citations92
US6254976B1Jul 3, 2001
Electrophotographic charging member
FUJI XEROX CO LTD13 citations74
US5631087AMay 20, 1997
Electrostatic image-bearing dielectric member
FUJI XEROX CO LTD11 citations74
US5592274AJan 7, 1997
Electrophotographic apparatus and process for simultaneously transferring and fixing toner image onto transfer paper
FUJI XEROX CO LTD11 citations74
US5556729ASep 17, 1996
Negatively chargeable electrophotographic photoreceptor
FUJI XEROX CO LTD9 citations74
US5464721ANov 7, 1995
Amorphous silicon photoreceptor and electrophotographic process using the same
FUJI XEROX CO LTD11 citations74
US5352555AOct 4, 1994
Electrophotographic photoreceptor and electrophotographic process therefor
FUJI XEROX CO LTD11 citations74
US8787813B2Jul 22, 2014
Cleaning blade, cleaning device, process cartridge, and image forming apparatus
FUJI XEROX CO LTD5 citations73
US5334476AAug 2, 1994
Electrophotographic process for simultaneously transferring and fixing an image
FUJI XEROX CO LTD10 citations73
US5324609AJun 28, 1994
Photoreceptor with polymer overlayer having siloxane and imide moieties
FUJI XEROX CO LTD13 citations73
US5094929AMar 10, 1992
Electrophotographic photoreceptor with amorphous carbon containing germanium
FUJI XEROX CO LTD7 citations73
US4960662AOct 2, 1990
Positively and negatively chargeable electrophotographic photoreceptor
FUJI XEROX CO LTD11 citations73
US10168635B1Jan 1, 2019
Conductive member, charging device, transfer device, process cartridge, and image forming apparatus
FUJI XEROX CO LTD4 citations71
US10095149B1Oct 9, 2018
Conductive member, charging device, transfer device, process cartridge, and image forming apparatus
FUJI XEROX CO LTD3 citations71
US5422177AJun 6, 1995
Polysiloxane dielectric member for carrying electrostatic latent image
FUJI XEROX CO LTD5 citations63
NICHIA CORP
8 patentsUSD572670SJul 8, 2008
Light emitting diode
NICHIA CORP76 citations98
US7211835B2May 1, 2007
Light emitting device, method of manufacturing the same and lighting equipment
NICHIA CORP58 citations96
US7093952B2Aug 22, 2006
Lighting apparatus
NICHIA CORP52 citations96
US7011431B2Mar 14, 2006
Lighting apparatus
NICHIA CORP33 citations93
USD592159SMay 12, 2009
Light emitting diode
NICHIA CORP11 citations84
USD615933SMay 18, 2010
Light emitting diode
NICHIA CORP4 citations74
US10683987B2Jun 16, 2020
Light emitting device, light irradiation device including the light emitting device, and light emitting unit
NICHIA CORP2 citations71
US10293369B2May 21, 2019
Light emitting device and light irradiation apparatus including the same
NICHIA CORP4 citations71
KEIHIN CORP
7 patentsUS7905217B2Mar 15, 2011
Electronic fuel injection control device
KEIHIN CORP9 citations83
US7156064B2Jan 2, 2007
Engine starting control apparatus and starting control method
KEIHIN CORP11 citations79
US6076037AJun 13, 2000
Engine control system
KEIHIN CORP12 citations74
US6058766AMay 9, 2000
Crank angle detector
KEIHIN CORP7 citations74
US6032649AMar 7, 2000
Engine control system
KEIHIN CORP7 citations74
US6079389AJun 27, 2000
Control apparatus for controlling engine driving watercraft
KEIHIN CORP13 citations73
US7228222B2Jun 5, 2007
Engine start control device and start control method
KEIHIN CORP2 citations63
FUJIFILM BUSINESS INNOVATION CORP
6 patentsUS12498654B2Dec 16, 2025
Endless belt, transfer device, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US12393146B2Aug 19, 2025
Film, member, transfer device, fixing device, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US12298688B2May 13, 2025
Transfer belt having a substrate layer that includes polyester, silicone particles, and conductive particles, transfer device having the transfer belt, and image forming apparatus having the transfer device
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US12181812B2Dec 31, 2024
Endless belt, transfer device, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US12117747B2Oct 15, 2024
Endless belt, transfer device, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
US12078944B2Sep 3, 2024
Intermediate transfer belt, transfer device, and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations62
KOITO MFG CO LTD
2 patentsGLORY KOGYO KK
2 patentsSTANLEY ELECTRIC CO LTD
1 patentMITSUBISHI HEAVY IND LTD
1 patentRENESAS ELECTRONICS AMERICA INC
1 patentONO MASATO
1 patentTOYOTA MOTOR CO LTD
1 patentKAWAI TAKESHI
1 patentSTANLEY ELECTRONIC CO LTD
1 patentNIPPON TELEGRAPH & TELEPHONE
1 patentLION CORP
1 patentShowing the top 50 of 130 patents by PatentIndex Score.