P

Inventor

HARA HIROSHI

JP174 patents
⚠️ This page may combine multiple inventors who share the name “HARA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI PHOTO FILM CO LTD

30 patents
US4500626AFeb 19, 1985

Heat-developable color photographic material

FUJI PHOTO FILM CO LTD81 citations96
US4472038ASep 18, 1984

Photographic camera

FUJI PHOTO FILM CO LTD58 citations96
US4271253AJun 2, 1981

Method for stabilizing organic substrate materials including photographic dye images to light and photographic material so stabilized

FUJI PHOTO FILM CO LTD58 citations96
US4271252AJun 2, 1981

Method of stabilizing organic substrate materials including photographic dye images to light and a photographic material so stabilized

FUJI PHOTO FILM CO LTD60 citations96
US4269926AMay 26, 1981

Stabilization of organic substrate materials including photographic dye images against the action of light

FUJI PHOTO FILM CO LTD54 citations96
US4268605AMay 19, 1981

Stabilization of organic substrate materials including photographic dye images against the action of light

FUJI PHOTO FILM CO LTD56 citations96
US4256817AMar 17, 1981

Method of stabilizing organic substrate materials including photographic dye images to light and a photographic material so stabilized

FUJI PHOTO FILM CO LTD62 citations96
US4254195AMar 3, 1981

Stabilization of organic substrate materials including photographic dye images against the action of light

FUJI PHOTO FILM CO LTD58 citations96
US4248949AFeb 3, 1981

Method for stabilizing organic substrate materials including photographic dye images against the action of light and a photographic material so stabilized

FUJI PHOTO FILM CO LTD59 citations96
US4246330AJan 20, 1981

Stabilization of organic substrate materials including photographic dye images against the action of light

FUJI PHOTO FILM CO LTD57 citations96
US4245018AJan 13, 1981

Method for stabilizing organic substrate materials including photographic dye images to light and a color diffusion transfer material

FUJI PHOTO FILM CO LTD72 citations96
US4242431ADec 30, 1980

Method for stabilizing organic substrate materials including photographic dye images to light and a photographic material so stabilized

FUJI PHOTO FILM CO LTD43 citations96
US4242430ADec 30, 1980

Method for stabilizing organic substrate materials including photographic dye images against light

FUJI PHOTO FILM CO LTD62 citations96
US4239843ADec 16, 1980

Method of stabilizing organic substrates against the action of light

FUJI PHOTO FILM CO LTD67 citations96
US4241155ADec 23, 1980

Method for stabilizing organic substrates including photographic dye images against light

FUJI PHOTO FILM CO LTD59 citations95
US5096801AMar 17, 1992

Color image recording method

FUJI PHOTO FILM CO LTD30 citations93
US4855774AAug 8, 1989

Lens-fitted photographic film package

FUJI PHOTO FILM CO LTD47 citations93
US4775613AOct 4, 1988

Heat-developable light-sensitive material

FUJI PHOTO FILM CO LTD26 citations93
US4483914ANov 20, 1984

Heat-developable color photographic material

FUJI PHOTO FILM CO LTD42 citations93
US4463079AJul 31, 1984

Heat developable color photographic materials with redox dye releasers

FUJI PHOTO FILM CO LTD34 citations93
US4430415AFeb 7, 1984

Heat-developable photographic material with fine droplets containing silver halide, organic silver salt oxidizing agent and color image forming substance

FUJI PHOTO FILM CO LTD44 citations93
US4928996AMay 29, 1990

Booklet with photograph

FUJI PHOTO FILM CO LTD25 citations92
US4301223ANov 17, 1981

Method of stabilizing organic substrate materials to light

FUJI PHOTO FILM CO LTD50 citations92
US4954858ASep 4, 1990

Lens-fitted photographic film package

FUJI PHOTO FILM CO LTD31 citations91
US6205060B1Mar 20, 2001

Method of controlling a production process and recycle of photo film cartridge or lens-fitted photo film unit

FUJI PHOTO FILM CO LTD33 citations90
US4911478AMar 27, 1990

Booklet with photograph and personal information

FUJI PHOTO FILM CO LTD24 citations90
US5537176AJul 16, 1996

Lens-fitted photographic film unit

FUJI PHOTO FILM CO LTD18 citations82
US4555470ANov 26, 1985

Heat-developable color photographic material with heat fusible compound

FUJI PHOTO FILM CO LTD21 citations82
US4473631ASep 25, 1984

Heat-developable color photographic material

FUJI PHOTO FILM CO LTD23 citations82
US4455363AJun 19, 1984

Heat-developable color photographic material with polymeric color coupler

FUJI PHOTO FILM CO LTD23 citations82

TEIJIN LTD

5 patents

CANON KK

3 patents

SUMITOMO ELECTRIC INDUSTRIES

3 patents

EPOCH CO LTD

2 patents

(unassigned)

1 patent

JAPAN TOBACCO INC

1 patent

TAIYO YUDEN KK

1 patent

SEDI INC

1 patent

EUDYNA DEVICES INC

1 patent

MATSUI MFG

1 patent

SENNYU KATSUYA

1 patent

Showing the top 50 of 174 patents by PatentIndex Score.