Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8778510 | Pyrromethene-boron complex compounds and organic electroluminescent elements using same | Fumio Okuda, Kiyoshi Ikeda, Takayasu Sado, Takahiko Ochi, Yoshimitsu Tanabe | 2014-07-15 |
| 5990353 | Process for producing arylsulfonylureide compounds | Nobuaki Sasaki, Mansuke Matsumoto, Toshihiko Kawabata | 1999-11-23 |
| 5710335 | Process for preparing 3-(N,N-disubstituted amino)phenol | Kenichiro Horiuchi, Nobuaki Sasaki, Mansuke Matsumoto | 1998-01-20 |
| 5691272 | Carboxylate and heat-sensitive recording material using same | Mansuke Matsumoto, Nobuaki Sasaki, Kiyoharu Hasegawa, Kazuyoshi Kikkawa | 1997-11-25 |
| 5627287 | Phthalide compound and a near infrared absorber and a recording material each comprising the same compound | Hiroyuki Sasaki, Shinzo Nawamoto, Jun Taniguchi, Toshihiro Masaoka, Sayuri Wada +1 more | 1997-05-06 |
| 5559247 | Carboxylate and heat-sensitive recording material using same | Mansuke Matsumoto, Nobuaki Sasaki, Kiyoharu Hasegawa, Kazuyoshi Kikkawa | 1996-09-24 |