Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5178727 | Ceramic membrane device and a method of producing the same | Eiichi Toya, Yukio Itoh, Tadashi Ohashi | 1993-01-12 |
| 5074017 | Susceptor | Eiichi Toya, Yukio Itoh, Tadashi Ohashi, Yasumi Sasaki | 1991-12-24 |