Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8920129 | Locking nut assembly | Tung Le, Son H. Nguyen | 2014-12-30 |
| 7195438 | Swage type fastener | Hai-Tao Wang, Michael U. March | 2007-03-27 |
| 6702684 | Method of designing and manufacturing a swage type fastener | Hai-Tao Wang, Michael U. March | 2004-03-09 |
| 6325582 | Swage type fastener with low swage load | Shahriar M. Sadri | 2001-12-04 |
| 6241443 | Fastener with staged locking system | Robert J. Corbett | 2001-06-05 |
| 5362111 | Anti-rotation locking device for preventing separation of coupling nuts from fluid lines | — | 1994-11-08 |
| 5269566 | Hydraulic fitting locks | Tai H. Do, Wilhelm F. Schepergerdes, Marvin P. Reece, Daniel J. McCorkle | 1993-12-14 |
| 5094491 | Hydraulic fitting nut lock | Franz I. Berghammer, Douglas Pyle, Tai H. Do, Vahid Zare-Ardestani, Wilhelm F. Schepergerdes | 1992-03-10 |
| 4886407 | Alignment and retention mechanism for barrel nut fastener apparatus | — | 1989-12-12 |