Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054083 | Process for preparation of polytetrafluoroethylene molding powder | Michio Asano, Singo Tanigawa, Akira Shimodoh, Shiouji Kawachi | 2000-04-25 |
| 5810928 | Method of measuring gas component concentrations of special material gases for semiconductor, a semiconductor equipment, and an apparatus for supplying special material gases for semiconductor | Hiroyuki Harada, Toshihiko Uno, Shigeyuki Akiyama | 1998-09-22 |