Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10269992 | Solar cell | Naohiro Hitachi, Masaki Shima, Toshie Kunii, Shingo Okamoto | 2019-04-23 |
| 9842948 | Solar cell | Yayoi NAKATSUKA, Azumi UMEDA | 2017-12-12 |
| 6091019 | Photovoltaic element and manufacturing method thereof | Hitoshi Sakata, Tsuyoshi Takahama | 2000-07-18 |
| 5206683 | Compact optical printer with planar photoreceptor | Takeo Fukatsu, Toshihiko Hiratani, Kazuyuki Gotoh, Yasuo Kishi | 1993-04-27 |