Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7275446 | Apparatus for measuring the crushing strength of micron superabrasives | Ion C. Benea, Ralph R. Doyle | 2007-10-02 |
| 6602108 | Modular controlled platen preparation system and method | David Diaz, Douglas Seitz, Robert Passeri, Ralph R. Doyle | 2003-08-05 |
| 6585559 | Modular controlled platen preparation system and method | David Diaz, Douglas Seitz, Robert Passeri, Ralph R. Doyle | 2003-07-01 |
| 6112429 | Method and apparatus for washing and drying harvested vegetables | Josh Mitchell | 2000-09-05 |
| 5992042 | Dryer and method for drying harvested vegetables | Josh Mitchell | 1999-11-30 |