Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5507880 | Amorphous solar module having improved passivation | Atsuo Ishikawa, Hideo Yamagishi, Yoshihisa Tawada | 1996-04-16 |
| 4956023 | Integrated solar cell device | Kazunori Tsuge, Kenji Kobayashi, Yoshihisa Tawada | 1990-09-11 |