Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Gary Sprague | C.R. Laurence Co. | 2 |
| 2 | David Jonathan Zimmer | Tonal Systems | 1 |
| 2 | Frank Ainley, Jr. | Unknown | 1 |
| 2 | Mark E. Hull | Excalibur Ip | 1 |
Part of California
5 patents · 4 inventors · 0.5/1k pop.
Ranked #14,776 of 43,611 cities Top 35%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Gary Sprague | C.R. Laurence Co. | 2 |
| 2 | David Jonathan Zimmer | Tonal Systems | 1 |
| 2 | Frank Ainley, Jr. | Unknown | 1 |
| 2 | Mark E. Hull | Excalibur Ip | 1 |
Part of California