Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4954252 | Biflow filter drier | Gary E. Griffin | 1990-09-04 |
| 4908132 | Shock resistant receiver dehydrator | Richard Edmund Koval, Robert C. Aman, Jr. | 1990-03-13 |
| 4788929 | Fluid indicator for refrigeration system | Peter J. Davis | 1988-12-06 |
| 4474661 | Filter dryer | Gary A. Nearpass | 1984-10-02 |
| 4266408 | Filter block and method of making the same | — | 1981-05-12 |
| 4255940 | Discharge line filter-dryer | Darwin R. Grahl | 1981-03-17 |
| 4220553 | Method of making filter block of an adsorbent and phenolic-polyurethane binder | — | 1980-09-02 |