Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9848857 | Wireless foot controller | Michael Ware | 2017-12-26 |
| 9265518 | Wireless foot controller | Michael Ware | 2016-02-23 |
| 7348763 | Method for utilizing temperature to determine a battery state | Frederick M. Jenkins, James M. Raver, Thong L. Nguyen, Martin Schaefer | 2008-03-25 |
| 6847190 | Method and apparatus for charging sterilizable rechargeable batteries | Martin Schaefer | 2005-01-25 |