Kazuo Sakamoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing molded product of foamed resin and apparatu...
- Patent number 7,294,295
- Issue date Nov 13, 2007
- Ono Sangyo Co., Ltd.
- Kazuo Sakamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Thermal stencil sheet assembly with stencil sheet temporarily detac...
- Patent number 5,054,391
- Issue date Oct 8, 1991
- Riso Kagaku Corporation
- Toshio Tanaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Rotary stencil printer having printing drum having outer peripheral...
- Patent number 4,911,069
- Issue date Mar 27, 1990
- Riso Kagaku Corporation
- Noboru Hayama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Method of manufacturing molded product of foamed resin and apparatu...
- Publication number 20040251570
- Publication date Dec 16, 2004
- Kazuo Sakamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL