Hidenobu Kishi

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Kanagawa-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plastic molding and a method and a mold assembly for producing the...
- Patent number 6,919,120
- Issue date Jul 19, 2005
- Ricoh Company, Ltd.
- Yasuo Yamanaka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for manufacturing plastic optical element and...
- Patent number 6,875,380
- Issue date Apr 5, 2005
- Ricoh Company, Ltd.
- Hidenobu Kishi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for manufacturing plastic optical element and...
- Patent number 6,465,610
- Issue date Oct 15, 2002
- Ricoh Company, Ltd.
- Hidenobu Kishi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for manufacturing plastic optical element and...
- Publication number 20020158355
- Publication date Oct 31, 2002
- Hidenobu Kishi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PLASTIC MOLDING AND A METHOD AND A MOLD ASSEMBLY FOR PRODUCING THE...
- Publication number 20020160152
- Publication date Oct 31, 2002
- YASUO YAMANAKA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL