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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Qualitau › Jens Ullmann
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Jens Ullmann — 13 Patents

QUQualitau: 7 patents #2 of 21Top 10%
CGCarl Zeiss Smt Gmbh: 4 patents #306 of 1,189Top 30%
CSCarl Zeiss Stiftung: 1 patents #277 of 654Top 45%
SMShockwave Medical: 1 patents #21 of 42Top 50%
San Jose, CA: #5,025 of 32,062 inventorsTop 20%
California: #47,433 of 386,348 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Jens Ullmann has been granted 13 US patents while listed as an inventor at Qualitau. The first was granted in 2003 and the most recent in February 2025. Jens Ullmann ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Jens Ullmann in San Jose, CA, US.

Patents per Year

Patents granted per year, 2003 to 2025Bar chart with a peak of 3 patents in 2009.peak 32003: 1 patents20032004: 1 patents20042005: 2 patents20052006: 2 patents20062007: 1 patents20072008: 1 patents20082009: 3 patents20092017: 1 patents20172025: 1 patents2025

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12220141 Catheter system with independently controllable bubble and arc generation — 2025-02-11
9772351 Pulsed current source with internal impedance matching Gedaliahoo Krieger, James Borthwick 2017-09-26
7602201 High temperature ceramic socket configured to test packaged semiconductor devices Jose Ysaguirre, Adalberto M. Ramirez, Robert J. Sylvia 2009-10-13
7602205 Electromigration tester for high capacity and high current — 2009-10-13
7598760 High temperature ceramic die package and DUT board socket Thomas G. Bensing, Adalberto M. Ramirez, Jacob Herschmann, Robert J. Sylvia, Maurice C. Evans 2009-10-06
7429856 Voltage source measurement unit with minimized common mode errors — 2008-09-30
7172450 High temperature open ended zero insertion force (ZIF) test socket Robert J. Sylvia, Adalberto M. Ramirez, Jose Ysaguirre, Peter Cuevas, Maurice C. Evans 2007-02-06
7093937 Optical component and coating system for coating substrates for optical components Harry J. Bauer, Matthias Heller, Hans-Jochen Paul, Patrick Scheible, Christoph Zaczek 2006-08-22
7049713 Pulsed current generator circuit with charge booster Peter Cuevas, Gedaliahoo Krieger, Maurice C. Evans 2006-05-23
6863398 Method and coating system for coating substrates for optical components Harry J. Bauer, Matthias Heller, Hans-Jochen Paul, Patrick Scheible, Christoph Zaczek 2005-03-08
6842294 Catadioptric objective Hubert Holderer, Ulrich Weber, Alexander Kohl, Toralf Gruner, Christoph Zaczek +3 more 2005-01-11
6796664 Method and device for decontaminating optical surfaces Jens Luedecke, Christoph Zazcek, Alexandra Pazidis, Annette Muehlpfordt, Michael Thier +1 more 2004-09-28
6621048 Method for heating a workpiece Ralf Kuschnereit 2003-09-16

Frequent Collaborators

Robert J. Sylvia3 shared
Maurice C. Evans3 shared
Christoph Zaczek3 shared
Adalberto M. Ramirez3 shared
Gedaliahoo Krieger2 shared
Hans-Jochen Paul2 shared

Nearby-Ranked Inventors

Jianping Shen13
Eric John Telfeyan13
George R. Breiwa, III13
Thomas Sugar13
Andrew Howley13
Howard Halpern13
Po-Yuan Wang13
Douglas Vanesko13
Tanuj Trivedi13