Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5403624 | Method and apparatus for coating fasteners | Richard J. Duffy, Eugene D. Sessa | 1995-04-04 |
| 5356254 | High temperature self-locking threaded fastener | Richard J. Duffy, Mario Pollizzi, Eugene D. Sessa | 1994-10-18 |
| 5306346 | Apparatus for coating fasteners | Richard J. Duffy, Eugene D. Sessa | 1994-04-26 |
| 5169621 | Method for coating fasteners | Richard J. Duffy, Eugene D. Sessa | 1992-12-08 |
| 5141771 | Method for producing coated fastener samples | Richard J. Duffy, Eugene D. Sessa | 1992-08-25 |
| 5090355 | Apparatus and method for producing coated fastener samples | Richard J. Duffy, Eugene D. Sessa | 1992-02-25 |
| 5078083 | Method and apparatus for coating fasteners | Richard J. Duffy, Eugene D. Sessa | 1992-01-07 |
| 4888214 | Aparatus and method for coating fasteners | Richard J. Duffy, Eugene D. Sessa | 1989-12-19 |