Hideo Kawashita

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Processes for producing 4,6-bis (substituted)phenylazoresorcinols
- Patent number 5,962,740
- Issue date Oct 5, 1999
- Nissan Chemical Industries, Ltd.
- Kazuhiko Akimoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Trisazo compounds imparting deep black color a method for dyeing by...
- Patent number 5,536,819
- Issue date Jul 16, 1996
- Sumitomo Chemical Company, Limited
- Yuriko Tamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Tetraskisazo compound and ink containing the compound
- Patent number 5,530,105
- Issue date Jun 25, 1996
- Sumitomo Chemical Company, Limited
- Satoshi Yamazaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Trisazo compound imparting black color, method for dyeing by using...
- Patent number 5,489,671
- Issue date Feb 6, 1996
- Sumitomo Chemical Company, Limited
- Kazuya Ogino
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Trisazo compounds, method for dyeing fiber materials, paper or leat...
- Patent number 5,488,101
- Issue date Jan 30, 1996
- Sumitomo Chemical Company, Limited
- Kazuya Ogino
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink compositions for ink jet recording
- Patent number 5,183,501
- Issue date Feb 2, 1993
- Sumitomo Chemical Company, Limited
- Hideo Kawashita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Disazo compound and ink composition containing the same
- Patent number 5,149,366
- Issue date Sep 22, 1992
- Sumitomo Chemical Company, Limited
- Hideo Kawashita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Monoazo dyestuffs containing substituted amino triazine
- Patent number 4,771,129
- Issue date Sep 13, 1988
- Taoka Chemical Company, Limited
- Hideo Kawashita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Trisazo compounds useful in producing water-resistant ink compositions
- Patent number 4,734,489
- Issue date Mar 29, 1988
- Taoka Chemical Company, Limited
- Shinjiro Kawasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Copper phthalocyanine compound and aqueous ink composition comprisi...
- Patent number 4,732,615
- Issue date Mar 22, 1988
- Taoka Chemical Co., Ltd.
- Hideo Kawashita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aqueous ink composition
- Patent number 4,605,442
- Issue date Aug 12, 1986
- Taoka Chemical Company, Limited
- Hideo Kawashita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Hideo Kawashita

Person

Patents Grantslast 30 patents

Processes for producing 4,6-bis (substituted)phenylazoresorcinols

Trisazo compounds imparting deep black color a method for dyeing by...

Tetraskisazo compound and ink containing the compound

Trisazo compound imparting black color, method for dyeing by using...

Trisazo compounds, method for dyeing fiber materials, paper or leat...

Ink compositions for ink jet recording

Disazo compound and ink composition containing the same

Monoazo dyestuffs containing substituted amino triazine

Trisazo compounds useful in producing water-resistant ink compositions

Copper phthalocyanine compound and aqueous ink composition comprisi...

Aqueous ink composition