Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5868159 | Pressure-based mass flow controller | James F. Loan, John P. Lefavour, D. Jeffrey Lischer, Laura A. Sullivan | 1999-02-09 |
| 4956974 | Replacement method and apparatus for a cryogenic refrigeration unit | Paul D. Lanoue | 1990-09-18 |
| 4932428 | Bypass relief poppet valve | Robert C. Pandorf, Anthony M. Guerra | 1990-06-12 |
| 4906266 | Replacement method and apparatus for a cryogenic refrigeration unit | Paul D. Lanoue | 1990-03-06 |
| 4655046 | Cryopump with exhaust filter | Michael J. Eacobacci | 1987-04-07 |