Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11772943 | Monitoring device for winch drum | Tatsuya Matsushita | 2023-10-03 |
| 11598968 | Image display device having maximum emission angle of image light smaller than maximum viewing angle of virtual image | Masatoshi Yonekubo, Osamu Yokoyama, Takashi Takeda, Mitsutaka Ide | 2023-03-07 |