Showing 251–251 of 251 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| #67 | Carol Shifrin Gruchala | AT&T | 1 |
Part of Illinois
385 patents · 251 inventors · 3.0/1k pop.
Ranked #234 of 30,730 cities Top 1%
Showing 251–251 of 251 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| #67 | Carol Shifrin Gruchala | AT&T | 1 |
Part of Illinois