Kenichi Sasaki

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polycarbonate and optical disk therefrom
- Patent number 5,173,347
- Issue date Dec 22, 1992
- Daicel Chemical Industries, Ltd.
- Tatsuya Kanno
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Plastic optical fiber
- Patent number 5,002,362
- Issue date Mar 26, 1991
- Daicel Chemical Industries, Ltd.
- Tatsuya Kanno
- G02 - OPTICS
Information Patent Grant
Optical disk of polycarbonate
- Patent number 4,978,578
- Issue date Dec 18, 1990
- Daicel Chemical Industries, Ltd.
- Tatsuya Kanno
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Co-polycarbonate copolymer from 2,2-bis(4-hydroxy-3-tertiary butyl...
- Patent number 4,831,110
- Issue date May 16, 1989
- Daicel Chemical Industries, Ltd.
- Tatsuya Kanno
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide elastomer from carboxy terminated polyamide and polyoxy-2...
- Patent number 4,565,849
- Issue date Jan 21, 1986
- Daicel Chemical Industries, Ltd.
- Takeshi Horikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Lactone-modified diol
- Patent number 4,539,394
- Issue date Sep 3, 1985
- Daicel Chemical Industries, Ltd.
- Yutaka Fukuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...