Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306951 | Refrigeration system with separate feedstreams to multiple evaporator zones | — | 2022-04-19 |
| 10365018 | Refrigeration system controlled by refrigerant quality within evaporator | Ralph G. Tator | 2019-07-30 |
| 9791188 | Refrigeration system with separate feedstreams to multiple evaporator zones | — | 2017-10-17 |
| 8646286 | Refrigeration system controlled by refrigerant quality within evaporator | Ralph G. Tator | 2014-02-11 |
| 6233962 | Channeled freeze processing of non-solid materials | Frank J. Scherer | 2001-05-22 |
| RE34030 | Integrated cascade refrigeration system | — | 1992-08-18 |
| 4869069 | Integrated cascade refrigeration system | — | 1989-09-26 |
| 4819445 | Integrated cascade refrigeration system | — | 1989-04-11 |
| D297710 | Cosmetic package | — | 1988-09-20 |
| 4440181 | Nail polish remover kit | — | 1984-04-03 |