Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10711148 | Coloring composition, ink jet recording ink, ink jet recording method, and ink jet printer cartridge | Keiichi Tateishi, Takashi Saitou, Yusuke Sakai, Yoshihiko Fujie | 2020-07-14 |
| 10703910 | Coloring composition, ink jet recording ink, ink jet recording method, and ink jet printer cartridge | Keiichi Tateishi, Takashi Saitou, Yusuke Sakai, Takuma Amemiya, Yoshihiko Fujie | 2020-07-07 |
| 10689535 | Coloring composition, ink jet recording ink, ink jet recording method, and ink jet printer cartridge | Keiichi Tateishi, Takashi Saitou, Yusuke Sakai, Yoshihiko Fujie | 2020-06-23 |
| 10538670 | Pigment dispersion liquid and inkjet ink | Shinya Hayashi, Kazufumi Omura, Kazushi Furukawa, Keiichi Tateishi | 2020-01-21 |
| 9359502 | Dispersion including azo pigment, coloring composition, inkjet recording ink and method for preparing dispersion | Keiichi Tateishi, Shinya Hayashi, Hiroshi Yamada | 2016-06-07 |
| 9359503 | Azo pigment, method for preparing azo pigment, dispersion including azo pigment, coloring composition, and inkjet recording ink | Keiichi Tateishi, Shinya Hayashi, Hiroshi Yamada | 2016-06-07 |
| 9127131 | Porous synthetic resin molded part and method of producing the same | Ikuzo MATSUSHITA, Katsuya Takaichi | 2015-09-08 |
| 8834619 | Ink composition, ink for inkjet recording and inkjet recording method | Keiichi Tateishi, Toshiharu Tanaka | 2014-09-16 |
| 8236065 | Azo pigment, process for producing azo pigment, dispersion containing azo pigment, and coloring composition | Keiichi Tateishi, Shinya Hayashi | 2012-08-07 |
| 8177861 | AZO pigment, pigment dispersion containing the AZO pigment, and coloring composition | Keiichi Tateishi, Nobuo Seto | 2012-05-15 |
| 8142519 | Azo pigment, and pigment dispersion, coloring composition and ink composition for inkjet recording containing the same | Keiichi Tateishi, Shinya Hayashi, Tomoaki Nakamura | 2012-03-27 |
| 8118885 | Azo pigments, process for producing the azo pigments, and pigment dispersion, coloring composition and ink for inkjet recording containing the pigment | Keiichi Tateishi, Tomoaki Nakamura | 2012-02-21 |
| 7799911 | Phthalocyanine compound and method for producing the same, and coloring composition containing the phthalocyanine compound | — | 2010-09-21 |
| 5662766 | Tool horn converting longitudinal vibration to torsional vibration | Takehisa Ishikawa, Tomio Maruzoe | 1997-09-02 |
| 4280950 | Molding having grain of a natural material and method for producing same | Shinya Fukui | 1981-07-28 |