Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4744951 | Vaporization method to enhance sterilant penetration | Arthur L. Cummings, Ralph W. Makinen | 1988-05-17 |
| 4457892 | Biocidal gas sterilization and gas leakage determination | — | 1984-07-03 |
| 4203947 | Load conditioning control apparatus for steam sterilization | Frank E. Halleck | 1980-05-20 |
| 4193818 | Combined ultrasonic cleaning and biocidal treatment in a single pressure vessel | David A. Karle, Frank E. Halleck | 1980-03-18 |