Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7255733 | Process for the production of β type copper phthalocyanine pigment and a use thereof | Osamu Shiromaru, Toshio Oshiba, Takuya Kotani | 2007-08-14 |
| 5795376 | Coated pigment and colorant composition | — | 1998-08-18 |
| 5281268 | Process for the production of .beta.-form copper phthalocyanine pigment | Toshimitsu Ikegaya, Michichika Hikosaka | 1994-01-25 |
| 5229508 | Process for the preparation of copper phthalocyanine pigment | Toshimitsu Ikegaya, Tsuneo Kawamura, Michichika Hikosaka | 1993-07-20 |
| 4205685 | Thermogenic sheet-combined poultices | Risaburo Yoshida, Keisuke Kaiho, Kanji Noda, Tetsuya YAMAGATA, Hirotaka Kida | 1980-06-03 |
| 4199548 | Thermally diffusible composites | Keisuke Kaiho, Risaburo Yoshida, Takeshi Hirose | 1980-04-22 |