Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
LS

Ludwig Schmidt — 11 Patents

Google: 3 patents #8,000 of 22,993Top 35%
BHBayer Healthcare: 2 patents #3,312 of 8,007Top 45%
Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
DGDr. Johannes Heidenhain Gmbh: 1 patents #209 of 417Top 55%
RARuhrkohle Ag: 1 patents #23 of 88Top 30%
SASiemens Nixdorf Informationssysteme Ag: 1 patents #60 of 233Top 30%
Cambridge, MA: #1,011 of 8,183 inventorsTop 15%
Massachusetts: #11,548 of 88,656 inventorsTop 15%
Overall (All Time): #451,211 of 4,157,543Top 15%
11 Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
11385050 Position-measuring device and method for operating a position-measuring device Werner Schwaiger, Gregor Rosenegger, Andreas Mitterer, Erich Strasser 2022-07-12
10565996 Speaker identification Matthew Sharifi, Ignacio Lopez Moreno 2020-02-18
10140991 Using audio characteristics to identify speakers and media items Matthew Sharifi, Ignacio Lopez Moreno 2018-11-27
9514753 Speaker identification using hash-based indexing Matthew Sharifi, Ignacio Lopez Moreno 2016-12-06
6154025 Contactless potentiometer and device for contactlessly sensing a position of an object Wolfgang Schelter, Wolfgang Clemens, Michael Vieth 2000-11-28
5358346 Paper-separating device for prefolded continuous paper in a printing device Peter Rumpel 1994-10-25
5181994 Process for the preparation of chromic acid Norbert Lonhoff, Hans-Dieter Block, Rainer Weber 1993-01-26
5096548 Process for the preparation of chromic acid Norbert Lonhoff, Hans-Dieter Block, Rainer Weber 1992-03-17
4988008 Supporting framework for a control cabinet Richard S. Blum, Hans-Michael Groh, Willi Kuster 1991-01-29
4574556 Label inserting apparatus Richard Keith Hughes, Charles A. Nordlund 1986-03-11
4232974 Means for the production of a multi-component plastics material Werner Wellie 1980-11-11