Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631819 | Power converter | Ryoso Masaki, Takashi Ikimi, Hironori Ohashi, Yuusuke Takamoto, Sanshiro Obara | 1997-05-20 |
| 5590711 | Heat transfer tube for absorber | Takashi Kuriyama | 1997-01-07 |