Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204151 | Optical device and illumination device | Hiroyuki Itahana, Wataru KITAHARA | 2021-12-21 |
| 11099061 | Measurement device for light-emitting device and method for measuring light-emitting device | Katsuyuki ONOZUKA, Minoru Kitahara, Naohide Miyasaka, Naoki Nakamura, Shinobu Ito | 2021-08-24 |
| 10995933 | Optical device and illumination device | Hiroyuki Itahana, Wataru KITAHARA, Yoshinori Momose, Masahiro Imai | 2021-05-04 |
| 10971882 | Light source module | — | 2021-04-06 |