Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5245154 | Method and apparatus for heating a wood material | Takashi Sato, Shigeru Morishita | 1993-09-14 |
| 4878866 | Thermionic cathode structure | Yoshiharu Mori, Suzuya Yamada, Mitsuaki Saito, Hirotoshi Hagiwara | 1989-11-07 |