Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886817 | Imidazolidinones as brain activators | Mikio Takeda, Masaru Inage, Hajime Tamaki, Takashi Ochiai | 1989-12-12 |
| 4863818 | Graphite intercalation compound electrodes for rechargeable batteries and a method for the manufacture of the same | Yoshikazu Yoshimoto, Tomonari Suzuki, Masaru Yoshida, Shigeo Nakajima, Yoshimitsu Tajima +4 more | 1989-09-05 |
| 4844569 | Liquid crystal display device and method of fabrication | Shinji Wada, Chiyoaki Iijima | 1989-07-04 |
| 4808636 | Process for producing polyurethane elastomer and composition as starting material therefor | Joichi Saito, Shigehito Shibata, Takashi Watabe, Kiyoshi Tanabe, Nobuaki Kunii | 1989-02-28 |