Yukiyoshi Ito

Person

Mie, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Photopolymerizable compositions including squarylium compounds
- Patent number 6,007,965
- Issue date Dec 28, 1999
- Tsuguo Yamaoka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photopolymerizable composition containing an addition polymerizable...
- Patent number 5,756,258
- Issue date May 26, 1998
- Kyowa Hakko Co., Ltd.
- Tsuguo Yamaoka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical information recording medium using a squarylium compound
- Patent number 5,660,970
- Issue date Aug 26, 1997
- Kyowa Hakko Kogyo Co., Ltd.
- Ikuo Shimizu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chemical amplification resist composition containing photochemical...
- Patent number 5,527,659
- Issue date Jun 18, 1996
- Kyowa Hakko Kogyo Co., Ltd.
- Tsuguo Yamaoka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical information recording medium using squarylium compounds
- Patent number 5,510,229
- Issue date Apr 23, 1996
- Ricoh Company, Ltd.
- Tsutomu Satoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Squarylium compound and optical information recording medium using...
- Patent number 5,391,741
- Issue date Feb 21, 1995
- Kyowa Hakko Kogyo Co., Ltd.
- Ikuo Shimizu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Squarylium compounds
- Patent number 5,256,794
- Issue date Oct 26, 1993
- Ricoh Company, Ltd.
- Tsutomu Satoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Squarylium compounds and optical information recording medium using...
- Patent number 5,149,819
- Issue date Sep 22, 1992
- Ricoh Company, Ltd.
- Tsutomu Satoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyurethane composition
- Patent number 5,142,001
- Issue date Aug 25, 1992
- Kyowa Hakko Kogyo Co., Ltd.
- Masahiko Yasuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Squarylium compounds and optical information recording medium using...
- Patent number 5,085,909
- Issue date Feb 4, 1992
- Ricoh Company, Ltd.
- Tsutomu Satoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing l-phenylalanine
- Patent number 4,783,403
- Issue date Nov 8, 1988
- Kyowa Hakko Kogyo Co., Ltd.
- Kazumi Araki
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Method for separation of an ester from a reaction mixture
- Patent number 4,250,328
- Issue date Feb 10, 1981
- Kyowa Yuka Co., Ltd.
- Kiyoshi Fujita
- C07 - ORGANIC CHEMISTRY

Yukiyoshi Ito

Person

Patents Grantslast 30 patents

Photopolymerizable compositions including squarylium compounds

Photopolymerizable composition containing an addition polymerizable...

Optical information recording medium using a squarylium compound

Chemical amplification resist composition containing photochemical...

Optical information recording medium using squarylium compounds

Squarylium compound and optical information recording medium using...

Squarylium compounds

Squarylium compounds and optical information recording medium using...

Polyurethane composition

Squarylium compounds and optical information recording medium using...

Process for producing l-phenylalanine

Method for separation of an ester from a reaction mixture