Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5580033 | Bellows type air spring and method of making same | Robert C. Schisler, Gary J. Thompson | 1996-12-03 |
| 5253850 | Airspring with non-molded-in bead | Edwin Lee Haines, Frank G. Mungo, James E. Woodlee | 1993-10-19 |
| 4741517 | Air spring with extensible fabric restraining cylinder | Ivan J. Warmuth, II, Christian H. Hershberger | 1988-05-03 |
| 4526207 | Inflatable plug for interiorly cylindrical conduits | Harry T. Kifor | 1985-07-02 |