Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9752920 | Liquid-surface detection device | Tetsuya Sato, Akira Sakamaki, Shigeki Koide | 2017-09-05 |
| 6711950 | Liquid level detector | Tomoyuki Tanaka, Akira Sakamaki | 2004-03-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9752920 | Liquid-surface detection device | Tetsuya Sato, Akira Sakamaki, Shigeki Koide | 2017-09-05 |
| 6711950 | Liquid level detector | Tomoyuki Tanaka, Akira Sakamaki | 2004-03-30 |