Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7717797 | Driveshaft assembly with piloted flange connection | Austin R. Gerding, Salvatore N. Grupido, Thomas J. Oldenburg | 2010-05-18 |
| 7445558 | Driveshaft assembly with piloted flange connection | Austin R. Gerding, Salvatore N. Grupido, Thomas J. Oldenburg | 2008-11-04 |
| 7201663 | Universal joint with integral seal deflector and retainer assembly | — | 2007-04-10 |
| 7189162 | Universal joint with thrust washer | Salvatore N. Grupido | 2007-03-13 |
| 7044859 | Universal joint with friction fit and bearing cup retainer | Salvatore N. Grupido | 2006-05-16 |
| 7025679 | Universal joint with bearing cup retention thrust washer | Salvatore N. Grupido | 2006-04-11 |
| 6994627 | Universal joint | Salvatore N. Grupido | 2006-02-07 |
| 6837795 | Universal joint with bearing cup retention seal assembly | Salvatore N. Grupido | 2005-01-04 |
| 6827649 | Universal joint with friction fit and bearing cup retainer | Salvatore N. Grupido | 2004-12-07 |
| 6662423 | Method of producing a drive shaft | Mark S. Barrett | 2003-12-16 |
| 6319134 | Aluminum drive shaft | Mark S. Barrett | 2001-11-20 |