Inventor

Yuzuru Sato

Inventor

Suwa, JP

Overview

21→

Patents

1978–2012

Patent span

Physics

Primary field (CPC G)

Patents· 21 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G09Gprimary

G09GArrangements or circuits for control of indicating devices using static means to present variable information26%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein21%

G03CPhotosensitive materials for photographic purposes16%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments5%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds3%

C09KMaterials for miscellaneous applications, not provided for elsewhere3%

C23CCoating metallic material3%

C30BSingle-crystal growth3%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices3%

PatentTitleYear

8,133,319'Production process of periodic table group 13 metal nitride crystal and production method of semiconductor device using the same'2012 7,074,270'Method for predicting the behavior of dopant and defect components'2006 6,236,385'Method of driving a liquid crystal display device'2001 6,072,558'Electrooptical element switchable between a plurality of metabstable states'2000 5,900,852'Liquid crystal display device having two metastable states and driving method therefor'1999 5,835,075'Method of driving a liquid crystal display device'1998 5,684,503'Method of driving a liquid crystal display device'1997 5,609,790'Liquid crystal compositions'1997 5,594,464'Liquid crystal display device having two metastable states and driving method therefor'1997 5,488,499'Liquid crystal display device utilizing a chiral nematic liquid crystal medium operative relative to two metastable states'1996 5,459,481'Driving method for liquid crystal electro-optical device'1995 5,035,489'Liquid crystal device having two super twisted nematic cells'1991 4,850,676'Method for driving a liquid crystal element'1989 4,701,026'Method and circuits for driving a liquid crystal display device'1987 4,591,544'Metal image forming materials with light sensitive resin layer and oblique angle deposited metal underlayer'1986 4,209,328'Dye image forming process'1980 4,154,615'Color diffusion transfer unit with polymeric quaternary nitrogen mordant'1979 4,149,891'Diffusion transfer photographic materials comprising polyvinyl ether neutralizing layer'1979 4,149,890'Diffusion transfer photographic material with fluorine containing neutralization layer'1979 4,142,899'Color diffusion transfer photographic unit'1979 4,099,972'Dye image forming process using shifted azo dye developer'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1980Patents assigned to MITSUBISHI CHEM IND (2)· patent assignee history

1978–1986Based in Hachioji, JP· patent location history

1979–1986Patents assigned to KONISHIROKU PHOTO IND (6)· patent assignee history

1987–2001Patents assigned to SEIKO EPSON CORP (12)· patent assignee history

1987–2006Based in Suwa, JP· patent location history

2006Patents assigned to CALIFORNIA INST OF TECHN (1)· patent assignee history

2012Patents assigned to ARITA YOJI (1)· patent assignee history

2012Based in Miyagi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEIKO EPSON CORP	12	1987–2001
KONISHIROKU PHOTO IND	6	1979–1986
MITSUBISHI CHEM IND	2	1978–1980
ARITA YOJI	1	2012
CALIFORNIA INST OF TECHN	1	2006

Locations

Location	Patents	Span
Suwa, JP	13	1987–2006
Hachioji, JP	7	1978–1986
Miyagi, JP	1	2012