Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11389858 | Cold rolling devices and cold rolled rotary shouldered connection threads | Rakesh Singh, Ke Ken Li, Michael Hui Du, Fei Song, Anthony Collins +2 more | 2022-07-19 |
| 10160033 | Cold rolling devices and cold rolled rotary shouldered connection threads | Rakesh Singh, Ke Ken Li, Michael Hui Du, Fei Song, Anthony Collins +2 more | 2018-12-25 |