Isao Kohmura

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Kyoto, JA

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Patents Grantslast 30 patents

Information Patent Grant
Thermosensitive recording material
- Patent number 4,032,690
- Issue date Jun 28, 1977
- Mitsubishi Paper Mills, Ltd.
- Isao Kohmura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-sensitive recording sheets
- Patent number 4,020,232
- Issue date Apr 26, 1977
- Mitsubishi Paper Mills, Ltd.
- Isao Kohmura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat sensitive recording material containing decolorizing agent
- Patent number 3,984,605
- Issue date Oct 5, 1976
- Mitsubishi Paper Mills, Ltd.
- Isao Kohmura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Heat-sensitive recording sheets having improved stability
- Patent number 3,937,864
- Issue date Feb 10, 1976
- Mitsubishi Paper Mills, Ltd.
- Isao Kohmura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-sensitive recording composition and sheet
- Patent number 3,936,309
- Issue date Feb 3, 1976
- Mitsubishi Paper Mills, Ltd.
- Isao Kohmura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS