Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9127987 | Channel, system and method for monitoring voltages | Henry Leung, Mehdi Sadaghdar, Steven Scott Kazemir, Derek John Pyner, Mark Randall Olfert +1 more | 2015-09-08 |
| 6940974 | Systems and methods for generating tones for operating telephones | Clifford J. August, Thomas Heinrich Sternberg | 2005-09-06 |