Inventor

Mitsushige Kondo

Inventor

Nagaokakyo, JP

Overview

16→

Patents

1982–1997

Patent span

Physics

Primary field (CPC G)

Patents· 16 as inventor

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

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer32%

G02BOptical elements, systems or apparatus28%

H04NPictorial communication, e.g. television24%

H01JElectric discharge tubes or discharge lamps8%

F21VFunctional features or details of lighting devices or systems thereof4%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%

PatentTitleYear

5,691,785'Color projection type display apparatus having three liquid displays of same structure'1997 5,570,209'Color projection type display apparatus having three liquid crystal displays of same structure'1996 5,321,789'Projection display apparatus, and light guide tube/light valve for use in the same'1994 5,248,518'Projection cathode ray tube'1993 5,142,387'Projection-type display device having light source means including a first and second concave mirrors'1992 5,138,222'Projection cathode ray tube having an interference filter'1992 5,135,300'Projection color display apparatus'1992 5,123,729'Projection display device'1992 4,823,335'Optical head device having deflection means including means for reducing reflected light angle'1989 4,817,072'Optical head utilizing diffraction grating'1989 4,811,329'Optical head with laser having particular source of driving current'1989 4,797,545'Optical head device having positionally adjustable parts'1989 4,718,052'Head assembly for optical disc'1988 4,672,187'Focusing error detecting device in head assembly for optical disc'1987 4,502,134'Optical disc signal reproducing system with tilt immunization'1985 4,363,961'Automatic focusing apparatus'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1997Patents assigned to MITSUBISHI ELECTRIC CORP (16)· patent assignee history

1982Based in Amagasaki, JP· patent location history

1985–1997Based in Nagaokakyo, JP· patent location history

1987–1989Based in Kyoto, JP· patent location history

1989Based in Mitsubishi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI ELECTRIC CORP	16	1982–1997

Locations

Location	Patents	Span
Nagaokakyo, JP	11	1985–1997
Kyoto, JP	3	1987–1989
Mitsubishi, JP	1	1989
Amagasaki, JP	1	1982