Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Leonberg, DE ranks #8,174 worldwide for total patents filed all time, with 268 patents from 7 inventors. Leading employers of inventors based in Leonberg, DE include Qualcomm, Dr. Ing. H.C. F. Porsche Ag, Bayer Healthcare.

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Dan Zhang Qualcomm 188
2 Daniel Knoblauch Dr. Ing. H.C. F. Porsche Ag 39
3 Karl H. Neumann Bayer Healthcare 14
#4 Roland Heiler Dr. Ing. H.C. F. Porsche Ag 13
#5 Thomas Treptow Robert Bosch Gmbh 6
#6 Manfred Moellendorf Robert Bosch Gmbh 5
#7 Volker Roelke Robert Bosch Gmbh 3

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