Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D256472 | Case for an electronic calculator | William J. Lawrence | 1980-08-19 |
| D255333 | Wrist watch | Walter S. Nakano | 1980-06-10 |
| D255224 | Digital wrist watch | Moto Shimano | 1980-06-03 |
| D254779 | Digital thermometer | William J. Lawrence | 1980-04-22 |
| D254723 | Digital thermometer | William J. Lawrence, William R. Hawkins | 1980-04-15 |
| D253937 | Loran C receiver | Arthur W. Chin, William J. Lawrence | 1980-01-15 |
| D253955 | Case for a printing calculator | Richard R. Nesbitt | 1980-01-15 |