Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9865994 | Vertical cavity surface emitting laser array and method for manufacturing the same | Takayuki Kona, Keiji Iwata | 2018-01-09 |
| 9698568 | Vertical-cavity surface-emitting laser device and vertical-cavity surface-emitting laser array device | Keiji Iwata, Takayuki Kona, Hiroshi Watanabe, Masashi Yanagase | 2017-07-04 |
| 9692211 | Vertical cavity surface emitting laser array | Takayuki Kona, Keiji Iwata | 2017-06-27 |
| 9118167 | Vertical cavity surface emitting laser | Hiroshi Watanabe, Atsushi TATE, Takayuki Kona, Keiji Iwata | 2015-08-25 |