Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6897268 | Fluidized bed polymerization apparatus and an olefin polymerization process | Ryouichi Yamamoto, Satoru Ohtani, Tomohiro Arase, Yoshiaki Kikuchi, Hisayoshi Watanabe +1 more | 2005-05-24 |
| 6461573 | Fluidized bed polymerization apparatus having temperature distribution monitoring | Ryouichi Yamamoto, Satoru Ohtani, Tomohiro Arase, Yoshiaki Kikuchi, Hisayoshi Watanabe +1 more | 2002-10-08 |
| 5260116 | Ceramicm port liners | Toshiyuki Hamanaka, Takashi Harada | 1993-11-09 |
| 5055435 | Ceramic materials to be insert-cast | Toshiyuki Hamanaka, Takashi Harada | 1991-10-08 |
| 5013500 | Process for producing hollow ceramic articles | Toshiyuki Hamanaka, Takashi Harada | 1991-05-07 |