Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12390706 | Bat system with performance limiting structure and methods of making same | Kohei Kikuchi, Yohei Yamashita, Thu Nguyen, Chi-Hung Lee, Renqin Zhang +1 more | 2025-08-19 |
| 11524215 | Bat system with performance limiting structure and methods of making same | Kohei Kikuchi, Yohei Yamashita, Thu Nguyen, Chi-Hung Lee, Renqin Zhang | 2022-12-13 |
| 10967235 | Bat system with performance limiting structure and methods of making same | Kohei Kikuchi, Yohei Yamashita, Thu Nguyen, Chi-Hung Lee, Renqin Zhang | 2021-04-06 |
| 5310970 | Pressure operated switch construction and method of making the same | William J. Kaigler, Thomas M. Buckshaw | 1994-05-10 |
| 5198632 | Pressure operated switch construction and method of making the same | William J. Kaigler, Thomas M. Buckshaw | 1993-03-30 |
| 5140742 | Method of making a pressure operated switch | William J. Kaigler, Thomas M. Buckshaw | 1992-08-25 |
| 5136129 | Pressure operated switch construction and method of making | William J. Kaigler, Thomas M. Buckshaw | 1992-08-04 |
| 4993144 | Method of making a cyclable electrical switch construction | William J. Lichtenberger | 1991-02-19 |
| 4883983 | Switching system for plural load circuit | William J. Lichtenberger | 1989-11-28 |
| 4800633 | Method of making a water level control device | Thomas M. Buckshaw | 1989-01-31 |
| 4696204 | Water level control device and method of making the same | Thomas M. Buckshaw | 1987-09-29 |