Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6913786 | Laminated edge filter structure and method of making | Stephen Proulx, David DeCoste, Frank Lentine, Mark Carroll, Brian Pereira +1 more | 2005-07-05 | $15,928,000 |
| 6727789 | Magnetic transducers of improved resistance to arbitrary mechanical shock | George C. Tibbetts, Joseph A. Sawyer | 2004-04-27 | |
| 5980759 | Dual media filter cartridge construction | Stephen Proulx, Frank Lentine | 1999-11-09 | $6,265,000 |
| 5477155 | Current flow integrity test | Stephen Proulx, Scott Emory, Richard W. Gray, Frank Lentine | 1995-12-19 | $10,601,000 |