Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9698568 | Vertical-cavity surface-emitting laser device and vertical-cavity surface-emitting laser array device | Keiji Iwata, Ippei Matsubara, Takayuki Kona, Hiroshi Watanabe | 2017-07-04 |
| 5528057 | Semiconductor luminous element with light reflection and focusing configuration | Hideaki Watanabe, Koichi Imamaka | 1996-06-18 |