P

Inventor

TAKAHASHI TOHRU

JP86 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI TOHRU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

29 patents
US4958915ASep 25, 1990

Liquid crystal apparatus having light quantity of the backlight in synchronism with writing signals

CANON KK181 citations99
US4747671AMay 31, 1988

Ferroelectric optical modulation device and driving method therefor wherein electrode has delaying function

CANON KK87 citations96
US4682858AJul 28, 1987

Liquid crystal device having reduced-pressure region in communication with ferroelectric liquid crystal

CANON KK85 citations96
US4538896ASep 3, 1985

Unit for an image formation apparatus and image formation apparatus provided with the same unit

CANON KK56 citations96
US4444864AApr 24, 1984

Method for effecting development by applying an electric field of bias

CANON KK57 citations96
US4395476AJul 26, 1983

Developing method for developer transfer under A.C. electrical bias and apparatus therefor

CANON KK75 citations96
US4292387ASep 29, 1981

Magnetic developing method under A.C. electrical bias and apparatus therefor

CANON KK90 citations96
US4818078AApr 4, 1989

Ferroelectric liquid crystal optical modulation device and driving method therefor for gray scale display

CANON KK39 citations93
US4473627ASep 25, 1984

Developing method for developer transfer under electrical bias and apparatus therefor

CANON KK36 citations93
US4853752AAug 1, 1989

Image processing method

CANON KK26 citations92
US4786971ANov 22, 1988

Image recording and/or reproducing apparatus

CANON KK26 citations92
US4275423AJun 23, 1981

Original reading device

CANON KK30 citations92
US4806813AFeb 21, 1989

Motor

CANON KK37 citations91
US4511778AApr 16, 1985

Image fixing device utilizing a high frequency wave

CANON KK45 citations89
US5096798AMar 17, 1992

Developing method for one-component developer

CANON KK20 citations82
US5044310ASep 3, 1991

Developing apparatus for non-magnetic developer

CANON KK16 citations82
US5032485AJul 16, 1991

Developing method for one-component developer

CANON KK15 citations82
US4913088AApr 3, 1990

Apparatus for developer transfer under electrical bias

CANON KK21 citations82
US4320962AMar 23, 1982

Image formation method and apparatus

CANON KK24 citations82
US4265197AMay 5, 1981

Developing method and apparatus using application of first and second alternating bias voltages for latent image end portions and tone gradation, respectively

CANON KK22 citations82
US5194359AMar 16, 1993

Developing method for one component developer

CANON KK17 citations74
US4906072AMar 6, 1990

Display apparatus and driving method for providing an uniform potential to the electrodes

CANON KK17 citations74
US4649094AMar 10, 1987

Image formation method and apparatus in which imaging light and conductive toner are applied to opposite surfaces of a photosensitive member

CANON KK9 citations74
US4493882AJan 15, 1985

Image formation method and apparatus

CANON KK10 citations74
US4456368AJun 26, 1984

Image formation apparatus having high frequency wave fixing means

CANON KK17 citations74
US4425373AJan 10, 1984

Method for image development by application of alternating bias

CANON KK13 citations74
US4391891AJul 5, 1983

Developing method using (alternating electric field and) a developer of the field-dependent type and an apparatus therefor

CANON KK9 citations74
US4363861ADec 14, 1982

Toner transfer development using alternating electric field

CANON KK12 citations74
US4314017AFeb 2, 1982

Developer without carrier powder having an improved triboelectric charging property

CANON KK9 citations74

NISSAN MOTOR

7 patents

TOSHIBA KK

5 patents

TERUMO CORP

2 patents

SANKYO CO

2 patents

ALPINE ELECTRONICS INC

1 patent

TAKARA BELMONT CORP

1 patent

UNITIKA LTD

1 patent

PIERIS PHARMACEUTICALS GMBH

1 patent

DAIICHI SANKYO CO LTD

1 patent

Showing the top 50 of 86 patents by PatentIndex Score.