Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9945201 | Corrugated energizing ring for use with a split lockdown ring | Chijie Lin | 2018-04-17 |
DT
Donald James Tamosaitis
Overall (All Time): #2,885,402 of 4,157,543Top 70%
1
Patents All Time