Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5399784 | Process for the production of bisphenol A | Sachio Asaoka, Noriyuki Yoneda, Kouji Sakashita, Tetsuo Maejima, Makoto Yasui | 1995-03-21 |
| 5382711 | Process for the production of bishenol A | Sachio Asaoka, Tetsuo Maejima, Kouji Sakashita, Noriyuki Yoneda, Makoto Yasui +8 more | 1995-01-17 |
| 5382712 | Process for the production of bisphenol A | Sachio Asaoka, Tetsuo Maejima, Kouji Sakashita, Noriyuki Yoneda, Makoto Yasui +8 more | 1995-01-17 |
| 5371304 | Process for the production of bisphenol A | Sachio Asaoka, Tetsuo Maejima, Kouji Sakashita, Noriyuki Yoneda, Makoto Yasui +8 more | 1994-12-06 |
| 5324867 | Process for the production of bisphenol A. | Sachio Asaoka, Tetsuo Maejima, Kouji Sakashita, Noriyuki Yoneda, Makoto Yasui +8 more | 1994-06-28 |