Inventor

Masanobu Shigeta

Inventor

Yokosuka, JP

Overview

18→

Patents

1986–2004

Patent span

Physics

Primary field (CPC G)

Patents· 18 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 therein50%

C23CCoating metallic material10%

G02BOptical elements, systems or apparatus10%

C09KMaterials for miscellaneous applications, not provided for elsewhere7%

G11BInformation storage based on relative movement between record carrier and transducer7%

H04NPictorial communication, e.g. television7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

Y10TTechnical subjects covered by former us classification3%

PatentTitleYear

6,771,420'Optical device with barrier layer, optical system, and projector apparatus'2004 6,771,341'Apparatus and method of producing alignment layer for liquid crystal display'2004 6,744,483'Liquid crystal display and projector having electrode section with equal areas and different heights'2004 6,577,369'Liquid crystal display'2003 6,563,560'Apparatus and method of producing alignment layer for liquid crystal display'2003 6,414,734'Liquid crystal display device and liquid crystal projector'2002 6,147,735'Reflection-type liquid crystal displaying apparatus'2000 5,978,056'Reflection-type display apparatus having antireflection films'1999 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 5,268,779'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 5,155,609'Spatial light modulator of polymer-dispersed liquid crystal'1992 5,148,298'Spatial light modulator'1992 4,626,480'Magnetic recording medium comprising a vacuum-deposited magnetic film of a magnetic material and a tungsten oxide and method for making the same'1986 4,587,178'Magnetic recording medium'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2004Patents assigned to VICTOR COMPANY OF JAPAN (18)· patent assignee history

1986Based in Isehara, JP· patent location history

1992–2004Based in Yokosuka, JP· patent location history

2002Based in Kanagawa, JP· patent location history

2004Patents assigned to FUJI PHOTO OPTICAL CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
VICTOR COMPANY OF JAPAN	18	1986–2004
FUJI PHOTO OPTICAL CO LTD	1	2004

Locations

Location	Patents	Span
Yokosuka, JP	15	1992–2004
Isehara, JP	2	1986
Kanagawa, JP	1	2002