Frankfurt am Main, VA All Time

90 patents  ·  3 inventors

Ranked #17,305 of 111,555 cities Top 20%

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Friedrich Engelhardt Cassella Aktiengesellschaft 52
2 Fritz Engelhardt Cassella Aktiengesellschaft 34
3 Xiaogang Guo Hamilton Beach/Proctor Silex 4

Part of Virginia