Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8640786 | Percussive augmenter of rotary drills for operating as a rotary-hammer drill | Yoseph Bar-Cohen, Stewart Sherrit, Mircea Badescu, Xiaoqi Bao, James Samson Scott | 2014-02-04 |
| 6170316 | Pressure and vacuum switch testing tool | — | 2001-01-09 |