Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8728854 | Semiconductor material, solar cell using the semiconductor material, and methods for producing the semiconductor material and the solar cell | — | 2014-05-20 |
| 8502191 | Semiconductor device, manufacturing method therefor, and solar cell | Noritaka Usami | 2013-08-06 |
| 7999178 | Solar cell and method of producing the same | — | 2011-08-16 |
| 6368889 | Variable-wavelength light-emitting device and method of manufacture | — | 2002-04-09 |