Yukihiro Honda

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optically active cyclic amino acid ester derivatives and processes...
- Patent number 6,172,234
- Issue date Jan 9, 2001
- Sumitomo Chemical Company, Limited
- Yukihiro Honda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing optically active azetidine-2-carboxylic acid
- Patent number 6,114,543
- Issue date Sep 5, 2000
- Sumitomo Chemical Company, Limited
- Hideki Ushio
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing optically active azetidine-2-carboxylic acid
- Patent number 5,880,291
- Issue date Mar 9, 1999
- Sumitomo Chemical Company, Limited
- Hideki Ushio
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hindered piperidine stabilizers and production thereof
- Patent number 5,714,612
- Issue date Feb 3, 1998
- Sumitomo Chemical Company, Limited
- Kenji Kimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for stabilizing an organic material using a hindered piperid...
- Patent number 5,506,286
- Issue date Apr 9, 1996
- Sumitomo Chemical Company, Limited
- Kenji Kimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hindered piperidine stabilizers and production thereof
- Patent number 5,384,348
- Issue date Jan 24, 1995
- Sumitomo Chemical Company, Limited
- Kenji Kimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Yukihiro Honda

Person

Patents Grantslast 30 patents

Optically active cyclic amino acid ester derivatives and processes...

Process for producing optically active azetidine-2-carboxylic acid

Process for producing optically active azetidine-2-carboxylic acid

Hindered piperidine stabilizers and production thereof

Method for stabilizing an organic material using a hindered piperid...

Hindered piperidine stabilizers and production thereof