Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648558 | Method for producing a polyoxyalkylene glycol and novel metallo-aluminosilicate | Akio Nakanishi, Yoshio Kabata, Masayuki Shirado, Hiroshi Takeo, Mitsuharu Kobayashi | 1997-07-15 |
| 5591870 | Process for producing a vanadium-phosphorus oxide catalyst precursor | Masayoshi Murayama, Kenji Shima, Masumi Ito | 1997-01-07 |
| 5496787 | Process for producing a vanadium-phosphorus oxide catalyst precursor | Masayoshi Murayama, Kenji Shima, Masumi Ito | 1996-03-05 |
| 5128299 | Process for producing crystalline oxide of vanadium-phosphorus system | Masayoshi Murayama, Kenji Shima, Masumi Ito | 1992-07-07 |
| 5049692 | Catalytic conversion of alkanes to nitriles, and a catalyst therefor | Atsushi Kayo | 1991-09-17 |
| 5021384 | Process for producing crystalline oxide of vanadium-phosphorus system and catalyst containing the crystalline oxide | Masayoshi Murayama, Kenji Shima, Masumi Ito | 1991-06-04 |
| 4711867 | Catalytic composition | Kazunori Oshima, Tatsuya Ihara, Kenichi KIYONO | 1987-12-08 |
| 4414133 | Catalytic composition | Masayuki Otake, Toru Koyama, Masayoshi Murayama, Kazunori Oshima | 1983-11-08 |
| 4341659 | Catalytic composition | Yoichi Kageyama, Toru Koyama, Takao Kaneko, Masayosi Murayama, Kazunori Oshima | 1982-07-27 |