Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5876469 | Method of heat transfer in reformer | Takao Kawai, Hiroshi Yagi, Ryosuke Shimizu, Yasumasa Morita | 1999-03-02 |
| 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 |
| 5371302 | Process for preparing prilled bisphenol A | Hiroshi Yanai, Tadayoshi Matsuo, Masanori Nagase, Tsohikazu Maruyama, Toshihiko Furukawa +9 more | 1994-12-06 |
| 5368827 | Process for the production of crystalline adduct of bisphenol A and phenol and apparatus therefor | Keiji Shimoda, Kouji Sakashita, Hiroaki Nishijima, Nobuhiro Onda, Takeshi Kouzaki | 1994-11-29 |
| 5345000 | Process for the production of crystalline adduct of bisphenol A and phenol and apparatus therefor | Keiji Shimoda, Sachio Asaoka, Takao Kameda, Kouji Sakashita, Tetsuo Maejima +4 more | 1994-09-06 |
| 5324867 | Process for the production of bisphenol A. | Sachio Asaoka, Tetsuo Maejima, Kouji Sakashita, Noriyuki Yoneda, Makoto Yasui +8 more | 1994-06-28 |
| 5300699 | Process for preparing bisphenol A of good heat stability | Toshihiko Furukawa, Katsuhiko Sakura, Kiyoshi Hashimoto, Nobuaki Egashira, Sachio Asaoka +2 more | 1994-04-05 |