Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8186371 | Method of assembling a ball valve | Thomas A. Lippucci, Eric M. Kvarda, Brandon J. Fry, James E. Gotch | 2012-05-29 |
| 7887024 | Ball valve packing | Thomas A. Lippucci, Eric M. Kvarda, Brandon J. Fry, James E. Gotch | 2011-02-15 |
| 7337805 | Valve with adjustable stop | Ronnie Brown, Carmen DeLisio, Gary W. Scheffel, David Stedman | 2008-03-04 |
| 7252032 | Fluid actuator | Gary W. Scheffel | 2007-08-07 |
| 6969047 | Ball valve seat seal | Bruce Hotton, Cal R. Brown, George A. Carlson, Joseph K. Iveljic, Kevin Mracek | 2005-11-29 |
| 6695285 | Ball valve seat seal | Bruce Hotton, Cal R. Brown, George A. Carlson, Joseph K. Iveljic, Kevin Mracek | 2004-02-24 |