Inventor
MURAKAMI SUSUMU
JP84 patents
⚠️ This page may combine multiple inventors who share the name “MURAKAMI SUSUMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
22 patentsUS4849796AJul 18, 1989
Copy storing tray assembly
SHARP KK64 citations96
US5478062ADec 26, 1995
Sheet postprocessing apparatus with sheet hold-down arm
SHARP KK58 citations95
US4952989AAug 28, 1990
Photoreceptor attachment device for an electrophotographic copying machine
SHARP KK76 citations95
US7391990B2Jun 24, 2008
Waste developer collecting container for color image forming apparatus
SHARP KK20 citations92
US5497984AMar 12, 1996
Sheet post-processing apparatus
SHARP KK44 citations91
US5478061ADec 26, 1995
Sheet post-processing apparatus
SHARP KK40 citations91
US7620358B2Nov 17, 2009
Developer collecting apparatus having tiltable waste developer container
SHARP KK9 citations84
US7515838B2Apr 7, 2009
Developer collecting device and image forming apparatus having the same
SHARP KK10 citations84
US7512355B2Mar 31, 2009
Ozone exhaust system for image forming apparatus
SHARP KK11 citations84
US7392007B2Jun 24, 2008
Intermediate transfer system and method for cleaning intermediate transfer belt
SHARP KK9 citations84
US7215914B2May 8, 2007
Transfer device
SHARP KK16 citations84
US7164877B2Jan 16, 2007
Image forming apparatus
SHARP KK12 citations84
US7159862B2Jan 9, 2007
Sheet delivery mechanism for image forming apparatus
SHARP KK10 citations84
US7254359B2Aug 7, 2007
Transfer apparatus and image forming apparatus
SHARP KK8 citations74
US4789879ADec 6, 1988
Copier for composite copying with automatic magnification adjusting means
SHARP KK14 citations74
US7418234B2Aug 26, 2008
Image forming apparatus
SHARP KK8 citations73
US7218874B2May 15, 2007
Image forming apparatus and method for controlling fixing mechanism portion
SHARP KK7 citations73
US7856194B2Dec 21, 2010
Intermediate transfer unit-mounting and dismounting mechanism and intermediate transfer unit-mounting and dismounting method
SHARP KK2 citations63
US7684735B2Mar 23, 2010
Charging apparatus and image forming apparatus
SHARP KK4 citations63
US7653319B2Jan 26, 2010
Image forming apparatus that adds a toner image to a non-image area of a photoreceptor to prevent warping of cleaning blade
SHARP KK4 citations63
US7403738B2Jul 22, 2008
Developer collecting apparatus and image forming apparatus having the same
SHARP KK5 citations63
US7330678B2Feb 12, 2008
Waste developer collecting container for image forming apparatus
SHARP KK6 citations63
HITACHI LTD
12 patentsUS5367429ANov 22, 1994
Electrostatic type micro transducer and control system using the same
HITACHI LTD114 citations98
US5430311AJul 4, 1995
Constant-voltage diode for over-voltage protection
HITACHI LTD128 citations97
US6211772B1Apr 3, 2001
Semiconductor composite sensor
HITACHI LTD39 citations93
US5552625ASep 3, 1996
Semiconductor device having a semi-insulating layer
HITACHI LTD41 citations92
US4514747AApr 30, 1985
Field controlled thyristor with double-diffused source region
HITACHI LTD32 citations92
US5081509AJan 14, 1992
Semiconductor rectifying diode with pn geometry
HITACHI LTD41 citations88
US4354121AOct 12, 1982
Field controlled thyristor control circuit with additional FCT in reverse bias circuit
HITACHI LTD10 citations74
US4329772AMay 18, 1982
Method for manufacturing a semiconductor device utilizing selective epitaxial growth and post heat treating
HITACHI LTD11 citations74
US4136351AJan 23, 1979
Photo-coupled semiconductor device
HITACHI LTD14 citations74
US4691223ASep 1, 1987
Semiconductor device having high breakdown voltage
HITACHI LTD19 citations72
US5459338AOct 17, 1995
Gate turn-off thyristor and power convertor using the same
HITACHI LTD8 citations71
US5324967AJun 28, 1994
Turn off type semiconductor device, method of producing the same and the power conversion apparatus employing the same
HITACHI LTD11 citations70
SONY CORP
6 patentsUS5049908ASep 17, 1991
Photographic camera and film
SONY CORP52 citations93
US6008857ADec 28, 1999
Methods of and apparatus for encoding and decoding digital data for representation in a video frame
SONY CORP31 citations91
US4617080AOct 14, 1986
Film laminating apparatus
SONY CORP45 citations91
US6185367B1Feb 6, 2001
Apparatus and method for storing and reproducing high-resolution video images
SONY CORP10 citations72
US5832170ANov 3, 1998
Apparatus and method for storing and reproducing high-resolution video images
SONY CORP9 citations72
US5474245ADec 12, 1995
Cine-video film transport apparatus
SONY CORP8 citations71
MITSUBOSHI BELTING LTD
3 patentsUS5731075AMar 24, 1998
Colorant for a transparent substrate and method of making the colorant
MITSUBOSHI BELTING LTD9 citations72
US5679466AOct 21, 1997
Ultrafine particle dispersed glassy material and method
MITSUBOSHI BELTING LTD14 citations72
US5597614AJan 28, 1997
Ultrafine particle dispersed glassy material and method
MITSUBOSHI BELTING LTD13 citations72
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
2 patentsSONY CORPORTION
1 patent(unassigned)
1 patentSHARP KABUSHIKI KAISA
1 patentOKUMURA CORP
1 patentFURUKAWA ROCK DRILL CO LTD
1 patentShowing the top 50 of 84 patents by PatentIndex Score.