Patents per Year
Top Inventors at Hartco All Time
Showing 1–7 of 7 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Arthur Langas | 5 |
| 1 | Kenneth C. Pearson | 5 |
| 3 | Donald B. Ayres | 3 |
| #4 | Glenn Gustafson | 1 |
| #4 | Harrison Church Lingle | 1 |
| #4 | Thomas A. Frazier | 1 |
| #4 | Wayne Bechtoldt | 1 |
Showing 1–7 of 7 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Arthur Langas | 5 |
| 1 | Kenneth C. Pearson | 5 |
| 3 | Donald B. Ayres | 3 |
| #4 | Glenn Gustafson | 1 |
| #4 | Harrison Church Lingle | 1 |
| #4 | Thomas A. Frazier | 1 |
| #4 | Wayne Bechtoldt | 1 |