Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310593 | Adsorbent | Katsuya Kibata, Yoshinobu Otake, Masao Hirayama, Harushi Okabe | 1994-05-10 |
| 5308703 | Adsorbent having good heat conductivity | Katsuya Kitaba, Yoshinobu Otake, Masao Hirayama | 1994-05-03 |