Showing 51–53 of 53 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| #34 | Franklin O. Koch, Jr. | Caterpillar | 1 |
| #34 | Joseph G. Langenstein | Caterpillar | 1 |
| #34 | Richard A. De Keyser | Caterpillar | 1 |
Part of Illinois
288 patents · 53 inventors
Ranked #8,537 of 111,555 cities Top 8%
Showing 51–53 of 53 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| #34 | Franklin O. Koch, Jr. | Caterpillar | 1 |
| #34 | Joseph G. Langenstein | Caterpillar | 1 |
| #34 | Richard A. De Keyser | Caterpillar | 1 |
Part of Illinois