Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680687 | Swaging tool for axially swaged fittings | Biing-Kwang K. Hsieh, Earl T. Wootton | 1997-10-28 |
| 5452921 | Axially swaged fitting | Biing-Kwang K. Hsieh, Charles Warren Helsley, Jr. | 1995-09-26 |
| 5398394 | Swaging tool for axially swaged fittings | Biing-Kwang K. Hsieh, Earl T. Wootton | 1995-03-21 |
| 5303958 | Axially swaged fitting with composite swaging ring | Biing-Kwang K. Hsieh, Charles W. Hensley, Jr. | 1994-04-19 |
| 5080406 | Swagable fitting with inner curved grooves | Biing-Kwang K. Hseih | 1992-01-14 |
| 5069058 | Swaging tool | — | 1991-12-03 |