Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9653626 | Photoelectric conversion device and method for producing photoelectric conversion device | Isao Hasegawa, Hitoshi Sakata | 2017-05-16 |
| 9530913 | Solar cell | Isao Hasegawa, Hitoshi Sakata | 2016-12-27 |
| RE45872 | Photovoltaic cell | Akira Terakawa | 2016-01-26 |
| 8796539 | Solar cell | Hitoshi Sakata | 2014-08-05 |
| 8043885 | Method of manufacturing semiconductor film and method of manufacturing photovoltaic element | Akira Terakawa | 2011-10-25 |
| 7863518 | Photovoltaic device | Akira Terakawa | 2011-01-04 |
| 7807495 | Method of manufacturing semiconductor film and method of manufacturing photovoltaic element | Akira Terakawa | 2010-10-05 |
| 7781669 | Photovoltaic cell | Akira Terakawa | 2010-08-24 |
| 7755157 | Photovoltaic device and manufacturing method of photovoltaic device | Toshiaki Baba, Akira Terakawa, Yasufumi Tsunomura | 2010-07-13 |
| 7199395 | Photovoltaic cell and method of fabricating the same | Akira Terakawa | 2007-04-03 |
| 7164150 | Photovoltaic device and manufacturing method thereof | Akira Terakawa | 2007-01-16 |
| 6878921 | Photovoltaic device and manufacturing method thereof | Mikio Taguchi, Akira Terakawa | 2005-04-12 |