Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4490412 | Method of making a solar energy collector element | Toshio Fukaya | 1984-12-25 |
| 4339326 | Surface processing apparatus utilizing microwave plasma | Masahiko Hirose, Tsuyoshi Yasui | 1982-07-13 |