Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371302 | Process for preparing prilled bisphenol A | Hiroshi Yanai, Tadayoshi Matsuo, Masanori Nagase, Tsohikazu Maruyama, Katsuhiko Sakura +9 more | 1994-12-06 |
| 5300699 | Process for preparing bisphenol A of good heat stability | Katsuhiko Sakura, Kiyoshi Hashimoto, Nobuaki Egashira, Nobuo Moriya, Sachio Asaoka +2 more | 1994-04-05 |