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Masayuki Omatsu
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Motomachi, JP
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last 30 patents
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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