Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D349102 | Front cover portion of a microprocessor controller housing | David B. Ziegler, Steven C. Eberly, Peter B. Allard | 1994-07-26 |
| 5074329 | Three-way valve for a refrigeration system | Robert K. Havemann, William B. McKenzie | 1991-12-24 |