Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885042 | Method and apparatus for preliminary treatment of stainless steel for cold rolling | Kazuhito Kenmochi, Akihiko Fukuhara, Tomio Komatu, Masanori Kitahama, Hideo Abe +2 more | 1989-12-05 |
| 4861854 | Photosensitive polyimide precursor | Akitoshi Sugio, Takao Kawaki, Katsushige Hayashi, Masahito Watanabe | 1989-08-29 |
| 4833705 | Data communication apparatus | — | 1989-05-23 |
| 4822708 | Carrier for use in developing device of electrostatic latent image and production thereof | Junji Machida, Junji Ohtani, Eiichi Sano, Masahiro Anno, Toshitaro Kohri +1 more | 1989-04-18 |
| 4808334 | Production of sterile composite emulsion | Mitsuo Ezaki, Tsuguo Izumi | 1989-02-28 |