Hiroshi Hirose

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Machida, JA

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Patents Grantslast 30 patents

Information Patent Grant
Reader-printer apparatus with multiple supply rolls and charging de...
- Patent number 3,992,089
- Issue date Nov 16, 1976
- Ricoh Co., Ltd.
- Hiroshi Hirose
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic apparatus
- Patent number 3,977,778
- Issue date Aug 31, 1976
- Ricoh Co., Ltd.
- Nachio Seko
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY