Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354899 | Production process of 1,4,5,8-naphthalene tetracarboxylic acid | Ikuo Ito, Kyoichi Takeda | 1994-10-11 |
| 5296336 | Dampening solution for lithographic printing | Kenichi Doi, Masumi Takase, Takeya Sakai, Takashi Ito, Katsuhiro Osaki | 1994-03-22 |
| 5280728 | Ultrasonic flow velocity measurement method and apparatus thereof | Ryohei Motegi | 1994-01-25 |