Patents per Year
Top Inventors at Heavy Hammer All Time
Showing 1–2 of 2 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Michael William URBANSKI | 11 |
| 2 | Charles David Dent | 10 |
Showing 1–2 of 2 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Michael William URBANSKI | 11 |
| 2 | Charles David Dent | 10 |