Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7769509 | Freight car event recorder | Edward W. Gaughan, Robert D. Dimsa, Gary M. Sich | 2010-08-03 |
| 7556322 | Graduated release/proportioning valve | Jeffrey D. Wurzer | 2009-07-07 |
| 6089268 | Dual valve fitting for enabling quick measurement of pressure | Vincent F. Troiani, Gregory L. Johnston, John B. Carroll, Gary M. Sich, Wei Li +2 more | 2000-07-18 |
| 6070854 | Dual valve fitting for enabling quick measurement of pressure | Vincent F. Troiani, Gregory L. Johnston, John B. Carroll, Gary M. Sich, Wei Li +2 more | 2000-06-06 |
| 6029700 | Dual valve fitting for enabling quick measurement of pressure | Vincent F. Troiani, Gregory L. Johnston, John B. Carroll, Gary M. Sich, Wei Li +2 more | 2000-02-29 |
| 6009902 | Dual valve fitting for enabling quick measurement of pressure | Vincent F. Troiani, Gregory L. Johnston, John B. Carroll, Gary M. Sich, Wei Li +2 more | 2000-01-04 |
| 5952566 | Dual valve apparatus for enabling quick measurement of pressure | Daniel G. Scott, Gregory L. Johnston | 1999-09-14 |
| 5869765 | Dual seal fitting for enabling quick measurement of brake cylinder pressure | Daniel G. Scott, Gregory L. Johnston | 1999-02-09 |