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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Maintal, DE ranks #7,503 worldwide for total patents filed in 2021, with 12 patents from 7 inventors. Leading employers of inventors based in Maintal, DE include Norma U.S. Holding, Heraeus Quarzglas, Norma Germany Gmbh.

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 René Schindler Norma U.S. Holding 4
2 Klaus Ruppert Heraeus Quarzglas 2
2 Viktor Stoll Norma Germany Gmbh 2
#4 Mareike GIESSELER Evonik Operations Gmbh 1
#4 Detlef Henrich Norma Germany Gmbh 1
#4 Torsten Barz Siemens Aktiengesellschaft 1
#4 Bjoern Hock Merck 1