Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10711681 | Two-cycle diesel engine configured for operation with high temperature combustion chamber surfaces | Douglas A. Doers, Robert A. Greco, Paul Olesen | 2020-07-14 |
| 10458307 | Two-cycle diesel engine configured for operation with high temperature combustion chamber surfaces | Douglas A. Doers, Robert A. Greco, Paul Olesen | 2019-10-29 |
| D345757 | Combination calculator and clock | Jana S. Buchanan | 1994-04-05 |
| D343187 | Calculator | Jana S. Buchanan | 1994-01-11 |