Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10732150 | Sensor having magnetic boundary seal | — | 2020-08-04 |
| 8522750 | Method and apparatus for automatic pressure balancing of industrial large-bore internal combustion engines | Steve Follmar, William A. Griffith | 2013-09-03 |
| 6292757 | Method and apparatus for continuously monitoring parameters of reciprocating compressor cylinders | John S. Follmar, William A. Griffith | 2001-09-18 |