Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11864814 | System and method for harmonic control of dual-output generators | Daniel A. Friedrichs, Daniel Jes Costinett, Chongwen Zhao | 2024-01-09 |
| 11096737 | System and method for harmonic control of dual-output generators | Daniel A. Friedrichs, Daniel Jes Costinett, Chongwen Zhao | 2021-08-24 |
| 10869712 | System and method for high frequency leakage reduction through selective harmonic elimination in electrosurgical generators | Daniel A. Friedrichs, Mark A. Johnston, Daniel Jes Costinett, Chongwen Zhao | 2020-12-22 |
| 10582962 | System and method for harmonic control of dual-output generators | Daniel A. Friedrichs, Chongwen Zhao, Daniel Jes Costinett | 2020-03-10 |