Inventor
NAKANO MASARU
JP53 patents
⚠️ This page may combine multiple inventors who share the name “NAKANO MASARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
12 patentsUS6381428B1Apr 30, 2002
Photoconductor unit and image forming system
HITACHI LTD82 citations98
US6697586B2Feb 24, 2004
Photoconductor unit and image forming system
HITACHI LTD50 citations96
US6501925B2Dec 31, 2002
Photoconductor unit and image forming system
HITACHI LTD41 citations96
US6327447B1Dec 4, 2001
Electrophotographic apparatus having heat exhaustion device
HITACHI LTD34 citations92
US5231457AJul 27, 1993
Method and apparatus for preventing attraction of a work sheet to a toner image forming surface
HITACHI LTD9 citations74
US4982240AJan 1, 1991
Cleaning device
HITACHI LTD18 citations74
US5602578AFeb 11, 1997
Color printer with transfer and superposition of different color toner images onto intermediate transcription member
HITACHI LTD11 citations73
US6400923B1Jun 4, 2002
Fixing device improved in offset-prevention
HITACHI LTD8 citations69
US6760564B2Jul 6, 2004
Picture image forming apparatus with intermediate transfer belt trained around two rollers of different diameter
HITACHI LTD5 citations63
US5130753AJul 14, 1992
Electrophotographic copying apparatus
HITACHI LTD2 citations63
US5799235AAug 25, 1998
Electrophotographic apparatus having an intermediate transfer device and registration controlling methods therefor
HITACHI LTD6 citations62
US5493384AFeb 20, 1996
Color electro-photographic apparatus with endless-belt-shaped photosensitive member
HITACHI LTD3 citations61
SEMICONDUCTOR ENERGY LAB
10 patentsUS10871669B2Dec 22, 2020
Display device and electronic device
SEMICONDUCTOR ENERGY LAB5 citations84
US11635648B2Apr 25, 2023
Display device and electronic device
SEMICONDUCTOR ENERGY LAB1 citations73
US11067841B2Jul 20, 2021
Manufacturing method of a display device comprising polymerizing a monomer contained in a second liquid crystal layer in a region not overlapping with a coloring layer by light irradiation
SEMICONDUCTOR ENERGY LAB3 citations73
US10078243B2Sep 18, 2018
Display device
SEMICONDUCTOR ENERGY LAB5 citations73
US9122110B2Sep 1, 2015
Liquid crystal display device
SEMICONDUCTOR ENERGY LAB4 citations73
US12153298B2Nov 26, 2024
Display device and electronic device
SEMICONDUCTOR ENERGY LAB0 citations63
US11372276B2Jun 28, 2022
Display device and electronic device
SEMICONDUCTOR ENERGY LAB0 citations63
US10302983B2May 28, 2019
Display panel, input/output device, and data processor
SEMICONDUCTOR ENERGY LAB0 citations52
US9703154B2Jul 11, 2017
Semiconductor device
SEMICONDUCTOR ENERGY LAB0 citations52
US9116397B2Aug 25, 2015
Liquid crystal display device and method for manufacturing the same
SEMICONDUCTOR ENERGY LAB0 citations52
TOYOTA MOTOR CO LTD
4 patentsUS5006999AApr 9, 1991
Real-time robot control system tracking based on a standard path
TOYOTA MOTOR CO LTD109 citations95
US4831316AMay 16, 1989
Control system for an industrial robot with a foresight function
TOYOTA MOTOR CO LTD64 citations95
US4967127AOct 30, 1990
Robot with controlled tool tracking displacement
TOYOTA MOTOR CO LTD54 citations92
US4836742AJun 6, 1989
System for controlling a robot in association with a rotary table
TOYOTA MOTOR CO LTD26 citations91
MAHLE FILTER SYSTEMS JP CORP
4 patentsUS7322343B2Jan 29, 2008
Fuel vapor storage canister
MAHLE FILTER SYSTEMS JP CORP30 citations92
US7134426B2Nov 14, 2006
Fuel vapor treatment device
MAHLE FILTER SYSTEMS JP CORP33 citations92
US8375925B2Feb 19, 2013
Vaporized fuel processing device and method
MAHLE FILTER SYSTEMS JP CORP11 citations84
US7305974B2Dec 11, 2007
Activated carbon and evaporative fuel treatment apparatus using the activated carbon
MAHLE FILTER SYSTEMS JP CORP17 citations84
TOYODA CHUO KENKYUSHO KK
3 patentsUS5056031AOct 8, 1991
Apparatus for detecting the collision of moving objects
TOYODA CHUO KENKYUSHO KK128 citations98
US5111516AMay 5, 1992
Apparatus for visual recognition
TOYODA CHUO KENKYUSHO KK107 citations95
US4982342AJan 1, 1991
Image processor system having multifunction look-up table units
TOYODA CHUO KENKYUSHO KK27 citations92
RICOH KK
2 patentsKUBOTA DAISUKE
2 patentsNEC CORP
2 patentsUS11906678B2Feb 20, 2024
Seismic observation device, seismic observation method, and recording medium on which seismic observation program is recorded
NEC CORP0 citations52
US11835670B2Dec 5, 2023
Seismic observation device, seismic observation method, and recording medium in which seismic observation program is recorded
NEC CORP0 citations52
YASKAWA DENKI SEISAKUSHO KK
1 patentTENNEX CORP
1 patentMITSUI PETROCHEMICAL IND
1 patentHARUHIKO KOTO
1 patentNISSAN MOTOR
1 patentRICOH PRINTING SYS LTD
1 patentHAMADA PRINTING PRESS
1 patentTOYOTA CHUO KENKYUSHO KK
1 patentNAKANO MASARU
1 patentDAIWABO HOLDINGS CO LTD
1 patentHAMAMATSU PHOTONICS KK
1 patentShowing the top 50 of 53 patents by PatentIndex Score.