Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11499655 | Pipe retaining device for pipe fitting | — | 2022-11-15 |
| 11473704 | Pipe detachment preventing device for union nut pipe fitting | — | 2022-10-18 |
| D941969 | Pipe coupling ring | — | 2022-01-25 |
| 10436361 | Pipe coupling device | — | 2019-10-08 |
| 9879805 | Pipe coupling device and construction method therefor | — | 2018-01-30 |