Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8744694 | Active suspension seat and vehicle operation interlocks | — | 2014-06-03 |
| 7983813 | Active suspending | Upendra Ummethala, James A. Parison, Thomas C. Schroeder, Daniel Francis Opila, Roman N. Litovsky | 2011-07-19 |
| 5329824 | Centralizer for internal pipe inspection device | Joseph R. Carapezza | 1994-07-19 |
| 5195392 | Internal pipe inspection system | Joseph P. Moore, Andrew J. Kudarauskas, Theodore J. Kliszczewicz, John E. Allen, Allan T. Fisk +2 more | 1993-03-23 |