Inventor

Mitsugu Tanaka

Inventor

Kanagawa, JP

Overview

51→

Patents

1976–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 51 as inventor

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

Y10Sprimary

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests19%

G03CPhotosensitive materials for photographic purposes17%

B41MPrinting, duplicating, marking, or copying processes14%

C07DHeterocyclic compounds11%

C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments8%

H04NPictorial communication, e.g. television8%

Y10TTechnical subjects covered by former us classification7%

C07CAcyclic or carbocyclic compounds6%

C09DCoating compositions, e.g. paints, varnishes or lacquers2%

G11BInformation storage based on relative movement between record carrier and transducer2%

PatentTitleYear

10,734,300Semiconductor device and power converter2020 8,518,751'Method for manufacturing semiconductor device including removing a resin burr'2013 6,873,820'Image forming apparatus'2005 6,084,730'Information transmission system using data compression and/or error detection'2000 5,930,453'Image processing apparatus with two types of data format'1999 5,764,847'Audio signal recording apparatus with recording of different amounts of audio and video signal information in different modes'1998 5,751,504'Digital video and audio signal recording apparatus'1998 5,740,187'Data processing using interpolation of first and second information based on different criteria'1998 5,541,739'Audio signal recording apparatus'1996 5,534,929'Data processing apparatus'1996 5,507,839'Dye fixing method'1996 5,403,811'Thermal transfer dye donating materials'1995 5,345,100'Semiconductor rectifier having high breakdown voltage and high speed operation'1994 5,326,740'Thermal transfer image-receiving material'1994 5,310,634'Color developing agent and image forming process'1994 5,300,476'Thermal transfer recording material'1994 5,262,377'Thermal transfer dye donating materials'1993 5,262,669'Semiconductor rectifier having high breakdown voltage and high speed operation'1993 5,238,903'Heat-transfer dye-donating material'1993 5,227,359'Heat transfer dye providing material'1993 5,223,380'Color developing agent and process for forming image'1993 5,214,141'Azomethine compound and photographic dye comprising the azomethine compound'1993 5,144,434'Video signal processing device using look-up table'1992 5,128,312'Thermal transfer dye donating material'1992 5,122,611'Method of producing azomethine or indoaniline series dyes'1992 5,034,371'Thermal transfer image recording method and thermal transfer dye donating material'1991 5,008,232'Thermal transfer dye donating material'1991 4,987,120'Thermosensitive transfer material'1991 4,981,837'Heat-sensitive transfer material'1991 4,982,270'Video data transmitting system'1991 4,975,409'Heat transfer dye providing material'1990 4,973,573'Thermal transfer dye-providing material'1990 4,929,277'Recording liquid'1990 4,824,485'Recording liquid'1989 4,761,365'Photographic light-sensitive materials containing specific magenta dyes to control photographic sensitivity'1988 4,533,626'Photographic light-sensitive material with 4-(paranitrophenylazo)naphthol dyes'1985 4,533,622'Photographic element for color diffusion transfer process containing hydroquinone sulfonates'1985 4,444,866'Photographic light-sensitive material with forced oxidized carbon black'1984 4,336,327'Silver halide emulsion containing yellow coupler'1982 4,326,024'Silver halide emulsion containing yellow-dye-forming coupler'1982 4,284,714'Method of forming a photographic image'1981 4,266,019'Silver halide photographic material containing yellow coupler'1981 4,187,110'Silver halide photographic light-sensitive material'1980 4,157,916'Silver halide photographic light-sensitive material'1979 4,149,886'Light-sensitive material with coupler containing triazole coupling-off group'1979 4,121,934'Silver halide photographic light-sensitive material'1978 4,108,663'Photographic developing agents, process for developing using same, and light-sensitive materials containing same'1978 4,106,942'Silver halide emulsion containing yellow color couplers'1978 4,029,508'Silver halide material containing a yellow color-forming coupler'1977 3,979,412'Process for producing 3-anilino-5-pyrazolones'1976 3,933,874'Method for preparing of .beta.-anilino-.beta.-hydrazinoacrylates'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1996Patents assigned to FUJI PHOTO FILM CO LTD (37)· patent assignee history

1976–1993Based in Minami-ashigara, JP· patent location history

1984–1996Based in Kanagawa, JP· patent location history

1990–2013Based in Tokyo, JP· patent location history

1991–2005Patents assigned to CANON KK (10)· patent assignee history

1993–1994Patents assigned to SHINDENGEN ELECTRIC MFG (2)· patent assignee history

1993–1994Based in Saitama, JP· patent location history

1996–1999Based in Kawasaki, JP· patent location history

2013–2020Patents assigned to MITSUBISHI ELECTRIC CORP (2)· patent assignee history

2013Patents assigned to SAKAMOTO KEN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI PHOTO FILM CO LTD	37	1976–1996
CANON KK	10	1991–2005
MITSUBISHI ELECTRIC CORP	2	2013–2020
SHINDENGEN ELECTRIC MFG	2	1993–1994
SAKAMOTO KEN	1	2013

Locations

Location	Patents	Span
Kanagawa, JP	21	1984–1996
Minami-ashigara, JP	14	1976–1993
Tokyo, JP	7	1990–2013
Kawasaki, JP	3	1996–1999
Saitama, JP	2	1993–1994