Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6098573 | Method and apparatus for cleaning boiler of power generation plant | Kiyoto Oyagi, Tadashige Inoue, Tetsunori Hisatsune | 2000-08-08 |
| 5903161 | Electrically conductive rod-shaped single crystal product and assembly for measuring electrical properties employing such product, as well as processes for their production | Kazuo Kato, Noriaki Nakazaki, Tatsuo Nakano | 1999-05-11 |
| 4311941 | Thermionic cathode supporting device | Hideo Hiraoka, Hirotoshi Hagiwara | 1982-01-19 |