Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7592595 | Wide concentration range gas detection | Harold S. Lessure, Satoru Simizu | 2009-09-22 |
| 7013991 | Obstacle detection system for underground operations | Alan Wilson-Langman, Michael Raymond Inggs, Leendert Johannes Du Toit, David R. Hanson | 2006-03-21 |
| 5347876 | Gas flowmeter using thermal time-of-flight principle | Sukhvinder S. Kang, Bharatan R. Patel | 1994-09-20 |