Ryutaro Takei

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing dichloropentafluoropropanes
- Patent number 5,434,321
- Issue date Jul 18, 1995
- Asahi Glass Company Ltd.
- Keiichi Ohnishi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing dichloropentafluoropropanes
- Patent number 5,227,547
- Issue date Jul 13, 1993
- Asahi Glass Company Ltd.
- Keiichi Ohnishi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing dichloropentafluoropropanes
- Patent number 5,220,084
- Issue date Jun 15, 1993
- Asahi Glass Company Ltd.
- Keiichi Ohnishi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically active compounds, smectic liquid crystal compositions con...
- Patent number 4,764,619
- Issue date Aug 16, 1988
- Asahi Glass Company Ltd.
- Tomoki Gunjima
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
1-(Trans-4-alkylcyclohexyl)-2-(trans-4'-(p-substituted phenyl) cycl...
- Patent number 4,514,044
- Issue date Apr 30, 1985
- Asahi Glass Company Ltd.
- Tomoki Gunjima
- C07 - ORGANIC CHEMISTRY