Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662955 | Calibration method and apparatus for coffee grinder and brewer | Donald R. Buttle, David G. Motkowski | 1997-09-02 |
| 5660336 | Control apparatus and method for coffee grinder and brewer | Donald R. Buttle, David G. Motkowski | 1997-08-26 |
| 5417145 | Control apparatus and method for coffee grinder and brewer | Donald R. Buttle, David G. Motkowski | 1995-05-23 |
| 5025132 | Microprocessor controlled food treatment cabinet with flash steamer and compensating humidity control routines | Robert C. Fortmann, Curtis Clarence Pinnow, Gustav Kuschewski | 1991-06-18 |
| 4601004 | Microcomputer controlled cooking timer and method | Ronald R. Holt, Edward J. Zeissler | 1986-07-15 |
| D275104 | Control panel for frying computer | Gustav Kuschewski, David W. Ek, Ronald R. Holt | 1984-08-14 |
| D275105 | Control panel for frying computer | Gustav Kuschewski, David W. Ek, Ronald R. Holt | 1984-08-14 |