Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8293162 | Method and apparatus for producing molded product | Hiroshi Yokoyama, Hiroshige Okamoto, Muneaki Aminaka, Kouji Takeuchi, Hironobu Yamauchi | 2012-10-23 |
| 7807728 | Method for recycling recovered polycondensation polymer | Hiroshi Yokoyama, Muneaki Aminaka | 2010-10-05 |
| 7199253 | Method of manufacturing alkylene carbonate | Hiroshige Okamoto | 2007-04-03 |
| 6084119 | Process for producing unsaturated nitrile | Hideo Midorikawa | 2000-07-04 |
| 6013825 | Process for producing unsaturated nitrile | Hideo Midorikawa | 2000-01-11 |
| 5663113 | Ammoxidation catalyst composition | Hideo Midorikawa | 1997-09-02 |
| 5658842 | Ammoxidation catalyst composition, and process for producing acrylonitrile or methacrylonitrile using the same | Hideo Midorikawa, Kunitoshi Aoki, Osamu Nagano | 1997-08-19 |