Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D311844 | Beverage dispenser | Kathryn M. Chase, Roger C. Whigham, George H. Hoover, Spencer L. Mackay | 1990-11-06 |
| D269546 | Physiologic monitor or the like | Robert K. Rogers, Robert R. Steuer, Spencer L. Mackay | 1983-06-28 |
| D263740 | Miniature cardiotachometer or the like | Robert K. Rogers, Robert R. Steuer, Spencer L. Mackay, Robert H. Horne | 1982-04-06 |