Masayuki Omatsu

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Motomachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heat-sensitive recording material
- Patent number 4,746,645
- Issue date May 24, 1988
- Kanzaki Paper Manufacturing Company, Limited
- Teijiro Kitao
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat sensitive recording sheets containing sulfone derivatives
- Patent number 4,729,984
- Issue date Mar 8, 1988
- Kanzaki Paper Manufacturing Co., Ltd.
- Fumio Hama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for producing cycloalkyl aminophenol derivatives
- Patent number 4,713,488
- Issue date Dec 15, 1987
- Kanzaki Paper Manufacturing Co., Ltd.
- Masayuki Omatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluoran compounds
- Patent number 4,629,800
- Issue date Dec 16, 1986
- Kanzaki Paper Manufacturing Co., Ltd.
- Naoki Yonese
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluoran derivatives as new compounds, process for preparing the sam...
- Patent number 4,524,373
- Issue date Jun 18, 1985
- Kanzaki Paper Manufacturing Co., Ltd.
- Mitsuru Kondo
- C07 - ORGANIC CHEMISTRY