Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D281899 | Garden sprayer | Rudolph M. Gunzel, Jr., Thomas K. Hale | 1985-12-24 |
| D281900 | Lawn sprayer | Rudolph M. Gunzel, Jr., Thomas K. Hale | 1985-12-24 |
| D276539 | Video arcade game and display housing | Jay Smith, III | 1984-11-27 |
| D274631 | Hand control unit for video arcade game | Jay Smith, III | 1984-07-10 |
| D261264 | Casing for a microphonograph | Bruce P. Carey, Lloyd Y. Ishimaru | 1981-10-13 |
| D255224 | Digital wrist watch | Eugene J. Sulek | 1980-06-03 |
| D254250 | Combined player and holder for a small record | Bruce P. Carey, Lloyd Y. Ishimaru | 1980-02-19 |