Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883717 | Vibration-damping material | Takuzo Okumura, Yoshio Tadokoro, Hiroo Toya, Yoshiaki Togawa, Toshitsugu Kikuchi +5 more | 1989-11-28 |
| 4828345 | Selective light transmittable film having excellent anti-fogging and infrared ray reflective properties | Kiyohiko Nakae, Kozo Kotani, Yoshihiro Nakatsuji | 1989-05-09 |
| 4829096 | Breathable film and process for production of the same | Kiyohiko Nakae, Kozo Kotani, Takanori Kume | 1989-05-09 |
| 4826729 | Insect pest-repelling film or sheet | Kiyohiko Nakae, Kozo Kotani, Takanori Kume, Hideo Negawa, Tsuneta Ikeda | 1989-05-02 |