Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454504 | Self-locking internally threaded fastener and method of manufacture | Richard J. Duffy | 2002-09-24 |
| 6395346 | Process for application of a fluoropolymer coating to a threaded fastener | Richard J. Duffy | 2002-05-28 |