Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5088868 | Locking beam nut | Roy L. Warkentin | 1992-02-18 |
| 5082406 | Self locking panel fastener with device for visually indicating whether fastener is locked | — | 1992-01-21 |
| 5076747 | Panel fastener having internal threads and having maximum retaining ring retention capability | — | 1991-12-31 |
| 5061132 | Self-locking fastener | — | 1991-10-29 |
| 5033924 | Lock nut having a deformablel threaded bore | — | 1991-07-23 |
| 4890964 | Self-locking fastener apparatus | Adrian Q. Lindley | 1990-01-02 |
| 4805288 | Method for making and using a locking beam nut | Roy L. Warkentin | 1989-02-21 |
| 4645398 | Tangless helically coiled insert | Albert K. Yamamoto | 1987-02-24 |
| 4563119 | Hook cutout for tangless helically coiled insert | — | 1986-01-07 |
| 4553302 | Installation tool, tangless helically coiled insert | Albert K. Yamamoto | 1985-11-19 |
| 4534234 | Fastener of the hold-down type | — | 1985-08-13 |
| 4528737 | Adapter for power tool installation of tangless helically coiled insert | Albert K. Yamamoto | 1985-07-16 |
| 4493577 | Double disc stud assembly for thin walled panels | — | 1985-01-15 |
| 4433930 | Stud assembly for thin walled panels | — | 1984-02-28 |