Inventor

Yoshihiro Oguchi

Inventor

Yokohama, JP

Overview

1984–1995

Patent span

Physics

Primary field (CPC G)

Patents· 28 as inventor

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

G03Gprimary

G03GElectrography26%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests23%

G11BInformation storage based on relative movement between record carrier and transducer21%

Y10TTechnical subjects covered by former us classification12%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments6%

C07CAcyclic or carbocyclic compounds5%

C07DHeterocyclic compounds5%

B41MPrinting, duplicating, marking, or copying processes2%

G06VImage or video recognition or understanding2%

PatentTitleYear

5,410,612'Apparatus and method for recognizing characters'1995 5,382,497'Optical recording medium and process for recording thereupon'1995 5,320,930'Optical recording medium and process for recording thereon'1994 5,278,026'Optical recording medium and process for recording thereupon'1994 5,248,584'Optical card and method for reading information recorded in it'1993 5,246,814'Process for recording on optical recording medium'1993 5,245,030'IR-ray absorptive amino compound and optical recording medium by use thereof'1993 5,108,873'IR-ray absorptive compound and optical recording medium by use thereof'1992 5,079,127'Optical recording medium and process for recording thereupon'1992 5,079,128'Optical recording medium and process for recording thereupon'1992 4,957,854'Optical recording medium'1990 4,944,981'Optical recording medium'1990 4,923,390'Optical recording medium IR-ray absorptive compound and optical recording medium by use thereof'1990 4,921,780'Optical recording medium'1990 4,898,798'Photosensitive member having a light receiving layer comprising a carbonic film for use in electrophotography'1990 4,892,800'Photosensitive member having a photoconductive layer comprising a carbonic film for use in electrophotography'1990 4,871,601'Optical information recording carrier'1989 4,738,908'Photothermal transducing type of recording medium'1988 4,734,359'Thermal recording material for display and image display device utilizing the same'1988 4,693,951'Image forming method and image bearing member'1987 4,673,630'Photoconductive film and electrophotographic photosensitive member contains azulenium salt'1987 4,647,521'Image-holding member having top layer of hydrophobic silica'1987 4,629,670'Photoconductive film of azulenium salt and electrophotographic photosensitive member'1986 4,579,799'Photoconductive film electrophotographic photosensitive member therewith'1986 4,565,761'Electrophotographic process utilizing an azulenium salt-containing photosensitive member'1986 4,555,472'Organic coating film and radiation-sensitive member having the film'1985 4,548,886'Radiation sensitive organic thin film comprising an azulenium salt'1985 4,481,273'Electrophotographic photosensitive member and preparation thereof'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1995Patents assigned to CANON KK (28)· patent assignee history

1984–1995Based in Yokohama, JP· patent location history

1989–1995Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	28	1984–1995

Locations

Location	Patents	Span
Yokohama, JP	22	1984–1995
Kawasaki, JP	6	1989–1995