Inventor

Shigeo Shimizu

Inventor

Yokohama, JP

Overview

48→

Patents

1978–2014

Patent span

Chemistry

Primary field (CPC C)

Patents· 48 as inventor

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

G02Fprimary

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein20%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds12%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

C07DHeterocyclic compounds8%

C08LCompositions of macromolecular compounds6%

Y02PClimate change mitigation technologies in the production or processing of goods5%

C08JWorking-up4%

G11BInformation storage based on relative movement between record carrier and transducer4%

H04NPictorial communication, e.g. television4%

G02BOptical elements, systems or apparatus3%

PatentTitleYear

8,743,299'Three-plate type of liquid crystal projector using projection display apparatus'2014 7,773,163'Reflective liquid crystal display device and projection display apparatus using the same'2010 7,645,072'Rolling machine element'2010 7,643,053'Reflective liquid crystal display device and projection display apparatus using the same'2010 7,429,968'Method for driving an image displaying apparatus'2008 7,289,177'Reflective liquid crystal projection apparatus with elliptical polarization'2007 7,218,300'Liquid crystal display and method of driving liquid crystal display'2007 7,122,226'Liquid crystal aligning agent'2006 7,110,053'Reflective liquid crystal projection apparatus with elliptical polarization'2006 7,061,460'Method of driving liquid-crystal display'2006 6,770,780'Vinylphenylpropionic acid derivatives, production process therefor, polymer thereof and radiation sensitive resin composition'2004 6,663,286'Method of determining raceway surface length and rolling body diameter of motion rolling guide device, and motion rolling guide device and motion rolling guide system utilizing the determining method'2003 6,492,065'Hologram color filter, production method of the same hologram color filter and space light modulating apparatus using the same hologram color filter'2002 6,414,734'Liquid crystal display device and liquid crystal projector'2002 6,256,120'Spatial light modulation device and color display apparatus'2001 5,467,216'Spatial light modulation device'1995 5,444,558'Spatial light modulator with photoconductor of hydrogenated amorphous silicon with 0.1-1.0 ppm boron'1995 5,434,689'Dielectric mirror of spatial light modulator having silicon layers containing oxygen and production method'1995 5,353,139'Spatial light modulator with photoconductor of hydrogenated amorphous silicon with 0.1-1.0 ppm boron'1994 5,268,779'Spatial light modulator with composite film formed by vapor deposition of light blocking semiconductor material and insulation material'1993 5,268,781'Liquid crystal display device with homeotropic alignment layer undercoat formed by ion beam assisted vapor deposition of oxide gas'1993 5,220,445'Optical image processor'1993 5,200,283'Information recording medium'1993 5,155,965'Method of repairing cracks'1992 5,155,609'Spatial light modulator of polymer-dispersed liquid crystal'1992 5,148,298'Spatial light modulator'1992 5,132,814'Liquid crystal spatial light modulator with multilayer photoconductor'1992 4,987,129'Cephalosporin derivatives'1991 4,966,900'Cephalosporin .beta.-lactam compound and medicinal composition'1990 4,958,019'Intermediates for synthesis of cephalosporin compounds'1990 4,956,462'\"Triazolo-pyrimidine intermediates\"'1990 4,808,711'Cephalosporin derivatives'1989 4,758,295'Method of stopping leakage of water in concrete structure'1988 4,698,251'Magnetic recording medium and method of producing the same'1987 4,598,110'Resin composition containing granular or powdery phenol-aldehyde resin'1986 4,596,845'Resin composition containing granular or powdery phenol-aldehyde resin'1986 4,587,178'Magnetic recording medium'1986 4,558,089'Resin composition containing granular or powdery phenol-aldehyde resin'1985 4,517,257'Recording media comprising vertical magnetization layers essentially consisting of quaternary Co--Ni--Zn--P alloys'1985 4,476,277'Resin composition containing granular or powdery phenol-aldehyde resin'1984 4,466,932'Process for producing carbon articles'1984 4,460,730'Composition containing a powder of an inorganic material'1984 4,454,298'Granular or powdery phenol-aldehyde resin and process for production thereof'1984 4,436,904'Cephalosporins'1984 4,414,378'Granular or powdery phenol-formaldehyde resin and process for production thereof'1983 4,414,379'Granular or powdery nitrogen-containing phenol-aldehyde copolymer resin and process for production thereof'1983 4,316,969'Cured novolak fiber-reinforced, chlorinated rubber molded articles having excellent flame-proofness, and process for the preparation thereof'1982 4,127,698'Composite fiber'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1986Patents assigned to KANEBO LTD (8)· patent assignee history

1984–1986Based in Kobe, JP· patent location history

1985–2010Patents assigned to VICTOR COMPANY OF JAPAN (24)· patent assignee history

1985–2008Based in Yokohama, JP· patent location history

1988–2006Based in Tokyo, JP· patent location history

1989–1991Patents assigned to NIPPON PHARMA DEV INST (5)· patent assignee history

1989–1991Patents assigned to SANKEI YAKUHIN KK (5)· patent assignee history

1989–1991Based in Mukawa, JP· patent location history

2001–2014Based in Kanagawa, JP· patent location history

2004–2006Patents assigned to JSR CORP (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
VICTOR COMPANY OF JAPAN	24	1985–2010
KANEBO LTD	8	1983–1986
NIPPON PHARMA DEV INST	5	1989–1991
SANKEI YAKUHIN KK	5	1989–1991
JSR CORP	2	2004–2006

Locations

Location	Patents	Span
Yokohama, JP	19	1985–2008
Kobe, JP	7	1984–1986
Kanagawa, JP	6	2001–2014
Mukawa, JP	5	1989–1991
Tokyo, JP	3	1988–2006