Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9941422 | Organic photoelectric conversion element and solar cell using the same | Yasushi Okubo, Hiroaki Itoh, Hiroshi Ishidai | 2018-04-10 |
| 9882072 | Solar cell and transparent electrode | Yasushi Okubo, Hiroaki Itoh, Hidekane Ozeki, Kazuhiro Yoshida, Takeshi Hakii | 2018-01-30 |
| 8967848 | Lighting device | Yasushi Okubo, Takahiko Nojima, Hiroaki Itoh | 2015-03-03 |
| 8912435 | Organic photoelectric conversion element | Takahiko Nojima, Yasushi Okubo, Hiroaki Itoh | 2014-12-16 |
| 8729387 | Organic photoelectric conversion element, solar cell and optical sensor array | Yasushi Okubo, Takahiko Nojima, Hiroaki Itoh | 2014-05-20 |
| 8664518 | Organic photoelectric conversion element and producing method of the same | Takahiko Nojima, Yasushi Okubo, Hiroaki Itoh | 2014-03-04 |
| 8546684 | Organic photoelectric conversion element and organic photoelectric conversion element manufacturing method | Takahiko Nojima, Yasushi Okubo, Hiroaki Itoh | 2013-10-01 |