Ken Ohkura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Underwater anti-fouling agent and anti-fouling paint containing the...
- Patent number 5,976,229
- Issue date Nov 2, 1999
- Kyosei Chemicals Co., Ltd.
- Yutaka Ohmura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Coating composition and coating film composition
- Patent number 5,554,439
- Issue date Sep 10, 1996
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Ken Ohkura
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for producing colored and exactly spherical fine-grains of p...
- Patent number 5,420,177
- Issue date May 30, 1995
- Dainichi Seika Color & Chemicals Mfg. Co., Ltd.
- Ken Ohkura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing a matt paint
- Patent number 5,059,639
- Issue date Oct 22, 1991
- Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Ken Ohkura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...