Hirofumi Okuyama

Person

Sagamihara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Developer comprising a carrier coated with Fe.sub.3 O.sub.4 dispers...
- Patent number 4,555,466
- Issue date Nov 26, 1985
- Fujitsu Limited
- Seiji Okada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Storage-type liquid crystal composition
- Patent number 4,547,309
- Issue date Oct 15, 1985
- Fujitsu Limited
- Akihiro Mochizuki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for preparing electrostatic developer
- Patent number 4,522,909
- Issue date Jun 11, 1985
- Fujitsu Limited
- Toshiaki Narusawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Holographic recording material and process for producing holograms
- Patent number 4,517,266
- Issue date May 14, 1985
- Fujitsu Limited
- Kasumi Ikegami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer materials for electrostatic images
- Patent number 4,513,075
- Issue date Apr 23, 1985
- Fujitsu Limited
- Toshiaki Narusawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for preparing developer materials for electrostatic images
- Patent number 4,455,361
- Issue date Jun 19, 1984
- Fujitsu Limited
- Toshiaki Narusawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Organic photosensitive material for electrophotography
- Patent number 4,454,213
- Issue date Jun 12, 1984
- Fujitsu Limited
- Teruo Yagishita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copper phthalocyanine photosensitive material for electrophotograph...
- Patent number 4,362,801
- Issue date Dec 7, 1982
- Fujitsu Limited
- Teruo Yagishita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hirofumi Okuyama

Person

Patents Grantslast 30 patents

Developer comprising a carrier coated with Fe.sub.3 O.sub.4 dispers...

Storage-type liquid crystal composition

Process for preparing electrostatic developer

Holographic recording material and process for producing holograms

Developer materials for electrostatic images

Process for preparing developer materials for electrostatic images

Organic photosensitive material for electrophotography

Copper phthalocyanine photosensitive material for electrophotograph...