Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9038994 | Air spring protector | Christopher Keeney, Christine L. Lutz | 2015-05-26 |
| 7866681 | Self-guided air spring assembly | Frederick Shahly, Edwin D. Lorenz | 2011-01-11 |
| 7819411 | Six link independent suspension for a drive axle | Gregory D. Pavuk, Gordon Aaron Weeks | 2010-10-26 |
| 7204339 | Vehicle wheel end assembly with wheel adapter | Tomaz Dopico Varela, Chihping Kuan, John Ma, William C. Sullivan, Dean House +2 more | 2007-04-17 |
| 6945522 | Multi-rate torsion bar independent suspension spring | — | 2005-09-20 |
| 6793035 | Semi-independent swing arm suspension system for a low floor vehicle | John L. Bennett, Mark Smith, Chihping Kuan, John Ma, William C. Sullivan +2 more | 2004-09-21 |
| 6755093 | Planetary drive assembly with idlers for low floor vehicle | John L. Bennett, Chihping Kuan, John Ma, William C. Sullivan, Dean House +2 more | 2004-06-29 |
| 6659217 | Drive assembly for low floor vehicle | Mark Smith, John L. Bennett, Chihping Kuan, John Ma, William C. Sullivan +2 more | 2003-12-09 |
| 6508462 | Independent suspension bushing block | — | 2003-01-21 |
| 5951431 | Differential unit with optimized assembly window geometry | James P. Downs | 1999-09-14 |