Hiromasa Kawai

Person

Tsukuba-Shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Photocurable resin composition and cured product of same, resin she...
- Patent number 8,697,240
- Issue date Apr 15, 2014
- Hitachi Chemical Company, Ltd.
- Yoshinobu Ogawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of non-birefringent optical resin and o...
- Patent number 6,277,938
- Issue date Aug 21, 2001
- Hitachi Chemical Co., Ltd.
- Yasuhiro Koike
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Transparent resin and plastic lens
- Patent number 5,663,264
- Issue date Sep 2, 1997
- Hitachi Chemical Company, Ltd.
- Toshiyasu Kawai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Plastic lens
- Patent number 5,583,191
- Issue date Dec 10, 1996
- Hitachi Chemical Company, Ltd.
- Toshiyasu Kawai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resin for plastic lens
- Patent number 5,559,200
- Issue date Sep 24, 1996
- Hitachi Chemical Company, Ltd.
- Minoru Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resin for plastic lens
- Patent number 5,449,731
- Issue date Sep 12, 1995
- Hitachi Chemical Company, Ltd.
- Minoru Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymers of tricyclo[5.2.1.0.sup.2,6 ]deca-8-yl (meth)acrylate
- Patent number RE34061
- Issue date Sep 8, 1992
- Hitachi Chemical Co., Ltd.
- Hiromasa Kawai
- 526 - Synthetic resins or natural rubbers
Information Patent Grant
Lens and optical disc base plate obtained from copolymer of norborn...
- Patent number 4,986,648
- Issue date Jan 22, 1991
- Hitachi Chemical Company, Ltd.
- Akihiro Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical resin material
- Patent number 4,868,261
- Issue date Sep 19, 1989
- Hitachi Chemical Company, Ltd.
- Akihiro Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymers of tricyclo[5.2.1.0.sup.2,6 ]deca-8-yl (meth)acrylate
- Patent number 4,591,626
- Issue date May 27, 1986
- Hitachi Chemical Company, Ltd.
- Hiromasa Kawai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Expandable styrene series resin composition and process for product...
- Patent number 4,351,910
- Issue date Sep 28, 1982
- Hitachi Chemical Company, Ltd.
- Hatuo Sugitani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
PHOTOCURABLE RESIN COMPOSITION AND CURED PRODUCT OF SAME, RESIN SHE...
- Publication number 20120114953
- Publication date May 10, 2012
- Yoshinobu Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Optical resins and applications thereof
- Publication number 20040152862
- Publication date Aug 5, 2004
- HITACHI CHEMICAL CO., Ltd.
- Toshihiko Takasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Robot-friendly pcr plates
- Publication number 20040115677
- Publication date Jun 17, 2004
- Masato Mitsuhashi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Hiromasa Kawai

Person

Patents Grantslast 30 patents

Photocurable resin composition and cured product of same, resin she...

Process for the preparation of non-birefringent optical resin and o...

Transparent resin and plastic lens

Plastic lens

Resin for plastic lens

Resin for plastic lens

Polymers of tricyclo[5.2.1.0.sup.2,6 ]deca-8-yl (meth)acrylate

Lens and optical disc base plate obtained from copolymer of norborn...

Optical resin material

Polymers of tricyclo[5.2.1.0.sup.2,6 ]deca-8-yl (meth)acrylate

Expandable styrene series resin composition and process for product...

Patents Applicationslast 30 patents

PHOTOCURABLE RESIN COMPOSITION AND CURED PRODUCT OF SAME, RESIN SHE...

Optical resins and applications thereof

Robot-friendly pcr plates