P

Inventor

KOBAYASHI YOSHIAKI

JP113 patents
⚠️ This page may combine multiple inventors who share the name “KOBAYASHI YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

14 patents
US5287150AFeb 15, 1994

Developing device including rotatable resilient roller for supplying developer to and removing developer from a developer bearing member

CANON KK54 citations93
US5075728ADec 24, 1991

Developing apparatus with developer leak prevention

CANON KK29 citations93
US5030996AJul 9, 1991

Image forming apparatus with AC bias voltages for preventing developer mixture

CANON KK32 citations93
US6449442B1Sep 10, 2002

Developing apparatus employing permeability sensor to detect polymer toner density

CANON KK19 citations92
US6345162B1Feb 5, 2002

Image forming apparatus

CANON KK26 citations92
US5267005ANov 30, 1993

Heater having stepped portion and heating apparatus using same

CANON KK38 citations92
US7013096B2Mar 14, 2006

Image forming apparatus with toner amount selection feature

CANON KK14 citations84
US6389245B2May 14, 2002

Developing device and image forming apparatus

CANON KK14 citations84
US6104892AAug 15, 2000

Developing device and image forming apparatus

CANON KK18 citations84
US6049687AApr 11, 2000

Developing apparatus

CANON KK19 citations84
US6295432B1Sep 25, 2001

Image forming apparatus having an injection charging system and a two component contact development device

CANON KK13 citations74
US5870656AFeb 9, 1999

Image forming apparatus for effecting development and cleaning by using magnet brush

CANON KK14 citations74
US5666620ASep 9, 1997

Developing device for peeling toner using peeling rotary member

CANON KK14 citations74
US4941019AJul 10, 1990

Apparatus for developing electrostatic latent image

CANON KK13 citations74

OLYMPUS OPTICAL CO

7 patents

MITSUBISHI ELECTRIC CORP

6 patents

SHARP KK

5 patents

KONISHIROKU PHOTO IND

4 patents

IBM

2 patents

RENESAS TECH CORP

1 patent

SANSHIN KOGYO KK

1 patent

NEC CORP

1 patent

MITSUBISHI RAYON CO

1 patent

ALOKA CO LTD

1 patent

YAMAHA MOTOR CO LTD

1 patent

NIPPON ATSUDENKI KK

1 patent

KDDI CORP

1 patent

KOBAYASHI CONSTRUCTION CO LTD

1 patent

KITAGAWA SHUICHI

1 patent

TRECENTI TECHNOLOGIES INC

1 patent

CLARION CO LTD

1 patent

Showing the top 50 of 113 patents by PatentIndex Score.