Kiyoshi Ishii

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Ohimachi, JA

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Patents Grantslast 30 patents

Information Patent Grant
Poly(arylether-sulfone) semipermeable membrane comprising substitut...
- Patent number 4,029,582
- Issue date Jun 14, 1977
- Daicel, Ltd.
- Kiyoshi Ishii
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for the manufacture of fruit wines from fruit juices of low...
- Patent number 3,979,521
- Issue date Sep 7, 1976
- Daicel Ltd.
- Yasuhiro Sakaguchi
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Separator
- Patent number 3,962,096
- Issue date Jun 8, 1976
- Daicel, Ltd.
- Kiyoshi Ishii
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Supported semi-permeable membranes
- Patent number 3,950,255
- Issue date Apr 13, 1976
- Daicel Ltd.
- Kiyoshi Ishii
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Semipermeable membrane and process for the preparation thereof
- Patent number 3,950,257
- Issue date Apr 13, 1976
- Daicel Ltd.
- Kiyoshi Ishii
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL