Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6462232 | Production process for acrylic acid under controlled temperature conditions | Hideyuki Hironaka, Michio Tanimoto | 2002-10-08 |
| 6431261 | Shell and tube type heat exchanger | Takeshi Nishimura, Yukihiro Matsumoto, Masakatsu Mori, Osamu Dodo | 2002-08-13 |
| 6344568 | Catalyst for gas phase partial oxidation | Masaaki Okuno, Hiromi Yunoki, Yasushi Kiyooka, Michio Tanimoto, Tsukasa Takahashi | 2002-02-05 |
| 6342124 | Method of bleaching pulp with an assistant R2 -O-{(C2H4O)m/(AO)p}—(AO)q —H or (R3)t —X—{(C2H4O)m/(AO)p}—(AO)r —H | Hiroaki Maeda, Nobuo Hisada | 2002-01-29 |