Hirokazu Kitayama

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Phthalocyanine colorant and use thereof for ink-jet printing
- Patent number 7,419,537
- Issue date Sep 2, 2008
- Nippon Kayaku Kabushiki Kaisha
- Takafumi Fujii
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Azo compound, aqueous dye solutions containing the same, inks and u...
- Patent number 7,387,668
- Issue date Jun 17, 2008
- Nippon Kayaku Kabushiki Kaisha
- Hirokazu Kitayama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aqueous ink composition, water-soluble dye composition and ink-jet...
- Patent number 7,056,374
- Issue date Jun 6, 2006
- Nippon Kayaku Kabushiki Kaisha
- Hirokazu Kitayama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cyan dye mixture, water-based cyan ink composition, and method of i...
- Patent number 7,034,149
- Issue date Apr 25, 2006
- Nippon Kayaku Kabushiki Kaisha
- Kitayama Hirokazu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Anthrapyridone compounds, water-based magenta ink composition, and...
- Patent number 6,645,283
- Issue date Nov 11, 2003
- Nippon Kayaku Kabushiki Kaisha
- Hiroyuki Matsumoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phthalocyanine compounds, water-base ink compositions and colored p...
- Patent number 6,589,325
- Issue date Jul 8, 2003
- Nippon Kayaku Kabushiki Kaisha
- Yoshinori Katoh
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PORPHYRAZINE COLORING MATTER AND INK CONTAINING THE SAME
- Publication number 20100126377
- Publication date May 27, 2010
- NIPPON KAYAKU KABUSHIKI KAISHA
- Takashi Yoneda
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Azo compound, aqueous dye solutions containing the same, inks and u...
- Publication number 20070119341
- Publication date May 31, 2007
- Hirokazu Kitayama
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Phthalocyanine dye and use thereof for ink-jet printing
- Publication number 20070022903
- Publication date Feb 1, 2007
- Takafumi Fujii
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Cyan dye for ink-jet
- Publication number 20070006772
- Publication date Jan 11, 2007
- Takafumi Fujii
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Dye composition, ink composition, and method of ink-jet recording
- Publication number 20060005744
- Publication date Jan 12, 2006
- Hirokazu Kitayama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Aqueous ink composition, water-soluble dye composition and ink-jet...
- Publication number 20040099180
- Publication date May 27, 2004
- Hirokazu Kitayama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Cyan dye mixture, water-based cyan ink composition, and method of i...
- Publication number 20030164114
- Publication date Sep 4, 2003
- Hirokazu Kitayama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Hirokazu Kitayama

Person

Patents Grantslast 30 patents

Phthalocyanine colorant and use thereof for ink-jet printing

Azo compound, aqueous dye solutions containing the same, inks and u...

Aqueous ink composition, water-soluble dye composition and ink-jet...

Cyan dye mixture, water-based cyan ink composition, and method of i...

Anthrapyridone compounds, water-based magenta ink composition, and...

Phthalocyanine compounds, water-base ink compositions and colored p...

Patents Applicationslast 30 patents

PORPHYRAZINE COLORING MATTER AND INK CONTAINING THE SAME

Azo compound, aqueous dye solutions containing the same, inks and u...

Phthalocyanine dye and use thereof for ink-jet printing

Cyan dye for ink-jet

Dye composition, ink composition, and method of ink-jet recording

Aqueous ink composition, water-soluble dye composition and ink-jet...

Cyan dye mixture, water-based cyan ink composition, and method of i...