Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461947 | Photovoltaic device and making of the same | Yoshiaki Yazawa, Hiroyuki Ohtsuka, Ken Tsutsui | 2002-10-08 |
| 6323415 | Light concentrator photovoltaic module method of manufacturing same and light concentrator photovoltaic system | Terunori Warabisako, Yoshiaki Yazawa, Yoshinori Miyamura, Ken Tsutsui, Shin-ichi Muramatsu +2 more | 2001-11-27 |
| 6294723 | Photovoltaic device, photovoltaic module and establishing method of photovoltaic system | Terunori Warabisako, Yoshiaki Yazawa, Yoshinori Miyamura, Ken Tsutsui, Shin-ichi Muramatsu +2 more | 2001-09-25 |
| 5024953 | Method for producing opto-electric transducing element | Tadashi Saitoh | 1991-06-18 |
| 4916503 | Photo-electric converting device | Tadashi Saitoh, Yasuhiro Kida | 1990-04-10 |