Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4532820 | Motion multiplier apparatus | Harry J. Walters | 1985-08-06 |
| 4462738 | Feed and transfer system | Harry J. Walters | 1984-07-31 |
| 4359153 | Three axis transfer apparatus | Harry J. Walters | 1982-11-16 |
| 4256218 | Three axis transfer apparatus | Harry J. Walters | 1981-03-17 |