Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394975 | Interruption device | MIMA FURUKAWA, Hideki Iwaki, Eiichi Sadayuki, KENJIRO KUMAZAWA, Shinya Saito | 2025-08-19 |
| 6590643 | Method and apparatus for measuring viewing angle characteristic and positional characteristic of luminance | Hiroshi Kubota, Yoshiya Egashira, Satoshi Hirose | 2003-07-08 |