Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7996975 | Method of making unified head for a staked fastener | — | 2011-08-16 |
| 7921538 | Aligner for use with a staked fastener | — | 2011-04-12 |
| 7351022 | Unified multi-part head for a staked fastener | — | 2008-04-01 |
| 4825516 | Snap fastener construction | Walter T. Ackermann | 1989-05-02 |
| 4389267 | Method of fabricating a flexible cover by ultrasonic vibrations | — | 1983-06-21 |