Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Johan H. van den Berg | Champion Spark Plug Europe S.A. | 3 |
| 2 | Paul J. Robben | Allied Consulting | 1 |
| 2 | Romain L. F. Bollen | — | 1 |
5 patents · 3 inventors
Ranked #3,857 of 15,417 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Johan H. van den Berg | Champion Spark Plug Europe S.A. | 3 |
| 2 | Paul J. Robben | Allied Consulting | 1 |
| 2 | Romain L. F. Bollen | — | 1 |