Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8419831 | Method for efficiently recovering carbon dioxide in gas | Firoz Alam Chowdhury, Hiromichi Okabe, Kazuya Goto | 2013-04-16 |
| 5668281 | Process for preparing tertiary amine-N-oxide | Nanao Watanabe, Hideki Kuranishi | 1997-09-16 |
| 5237068 | Process for producing pyridine bases | Nobuyuki Abe, Masanori Doba, Akira Iguchi | 1993-08-17 |
| 5208380 | Process for preparing monoallylamine | Takayuki Shoji, Hideki Nakao | 1993-05-04 |
| 5071802 | Regeneration of catalysts by burning in the presence of alcohols | Takayasu Niwa, Nobuyuki Abe, Masanori Doba, Akira Iguchi, Hiroshi Ichihashi +1 more | 1991-12-10 |
| 4931561 | Process for preparing nitriles | Takayuki Shoji, Kanji Kono, Toru Nakaishi | 1990-06-05 |
| 4810794 | Process for producing pyridine bases | Nobuyuki Abe, Masanori Doba, Akira Iguchi, Hiroshi Sato, Ken-ichi Hirose +1 more | 1989-03-07 |
| 4778890 | Process for preparing nitriles | Takayuki Shoji, Nobuyuki Abe, Masanori Doba, Akira Taguro, Akira Iguchi +1 more | 1988-10-18 |
| 4605779 | Method for the production of tiglic aldehyde | Teruo Matsuda, Masaaki Iwasa | 1986-08-12 |
| 4565801 | Heteropoly-acids and their production and use | Hiroshi Ichihashi, Koichi Nagai | 1986-01-21 |
| 4321224 | Method for production of spherical molded product containing titanium oxide | Tadao Nishizaki, Masabumi Tsuda | 1982-03-23 |
| 4293445 | Method for production of molded product containing titanium oxide | Tadao Nishizaki, Masabumi Tsuda | 1981-10-06 |