Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12342666 | Light-emitting device | Tatsuya Kanazawa | 2025-06-24 |
| 12316069 | Light-emitting device | — | 2025-05-27 |
| 12148865 | Light emitting device | Kazuma KOZURU | 2024-11-19 |
| 12055752 | Light-emitting device and light-emitting module | — | 2024-08-06 |
| 11955768 | Light-emitting device | — | 2024-04-09 |
| 11774666 | Light-emitting device and light-emitting module | — | 2023-10-03 |
| 11631959 | Light-emitting device | — | 2023-04-18 |
| 11581458 | Base member for light emitting device | Kazuma KOZURU | 2023-02-14 |
| 10930820 | Light emitting device | Kazuma KOZURU | 2021-02-23 |
| 7712362 | Liquid surface detection device | Koichi Sato | 2010-05-11 |
| 7437929 | Liquid level detector | Shigeki Koide, Tadao Nakagawa, Yoshiyuki Shimazaki, Yoshihiro Kamimura, Tetsuya Satoh | 2008-10-21 |
| 6972685 | Liquid level sensor | Tetsuya Sato, Koichi Sato, Tadao Nakagawa, Toshio Hayakawa, Yoshiyuki Shimazaki | 2005-12-06 |
| 6724201 | Resistance type liquid level measuring apparatus | Koichi Sato | 2004-04-20 |
| 5280537 | Digital communication system using superposed transmission of high speed and low speed digital signals | Takatoshi Sugiyama, Shuji Kubota, Masahiro Morikura, Shuzo Kato | 1994-01-18 |