Tohru Ogura

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing polyester and charging apparatus therefor
- Patent number 6,130,262
- Issue date Oct 10, 2000
- Fuji Photo Film Co., Ltd.
- Fumiyuki Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerization method and polymerization apparatus
- Patent number 5,994,481
- Issue date Nov 30, 1999
- Fuji Photo Film Co., Ltd.
- Tohru Ogura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of polyester containing little deposite...
- Patent number 5,340,906
- Issue date Aug 23, 1994
- Fuji Photo Film Co., Ltd.
- Yukio Shirokura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of controlling synthesis reaction
- Patent number 5,339,255
- Issue date Aug 16, 1994
- Fuji Photo Film Co., Ltd.
- Fumiyuki Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Preform for producing plastic optical components, method of fabrica...
- Publication number 20060121226
- Publication date Jun 8, 2006
- FUJI PHOTO FLIM CO., LTD.
- Yukio Shirokura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Plastic optical product, plastic optical fiber, apparatus for manuf...
- Publication number 20050238304
- Publication date Oct 27, 2005
- Tohru Ogura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Optical transmission mediums, and processes and apparatus for produ...
- Publication number 20050213906
- Publication date Sep 29, 2005
- Tohru Ogura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Process for producing plastic optical member and plastic optical me...
- Publication number 20040021236
- Publication date Feb 5, 2004
- FUJI PHOTO FILM CO., LTD., KOIKE, Yasuhiro
- Masataka Sato
- G02 - OPTICS
Information Patent Application
Method of producing plastic optical member
- Publication number 20030219219
- Publication date Nov 27, 2003
- Fuji Photo Film Co., Ltd.
- Yasuhiro Koike
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING