Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5076823 | Process for cryogenic air separation | James G. Hansel, Brian R. Dunbobbin | 1991-12-31 |
| 4915127 | Compressed gas regulator with pressurized sealed bonnet | — | 1990-04-10 |
| 4566284 | Method and apparatus to upgrade the capacity of ambient-air liquid cryogen vaporizers | — | 1986-01-28 |
| 4457329 | Safety pressure regulator | Richard H. Snyder, Joseph E. McQuillen, Keith A. Miller | 1984-07-03 |