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USPTO Patent Rankings Data through Dec 31, 2025
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Clair Druet — 13 Patents

SBSkf Engineering & Research Centre B.V.: 10 patents #3 of 89Top 4%
SASkf Nova Ab: 1 patents #11 of 28Top 40%
Aix-les-Bains, FR: #4 of 150 inventorsTop 3%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Clair Druet has been granted 13 US patents while listed as an inventor at Skf Engineering & Research Centre B.V.. The first was granted in 1983 and the most recent in January 2005. Clair Druet ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Clair Druet in Aix-les-Bains, FR.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6837342 Actuator having a central support and brake calliper comprising such actuator Armin Olschewski, Hendrikus Jan Kapaan, Thomas Wilhelm Fucks, Manfred Antensteiner, Andries Christiaan Rinsma +2 more 2005-01-04
6814190 Screw actuator, and brake caliper comprising such actuator Armin Olschewski, Henrikus Jan Kapaan, Thomas Wilhelm Fucks, Jacobus Zwarts, Johannes Albertus Van Winden +2 more 2004-11-09
6691837 Screw actuator with lubricant dosing, and brake calliper Hendrikus Jan Kapaan, Thomas Wilhelm Fucks, Jiri Gurka, Jerome Dubus, Christian Boch +2 more 2004-02-17
6666308 Modular actuator, and brake calliper comprising such actuator Alexander Jan Carel De Vries, Armin Olschewski, Hendrikus Jan Kapaan, Thomas Wilheim Fucks, Johannes Albertus Van Winden +2 more 2003-12-23
6607059 Screw actuator comprising a multi-purpose sleeve, and brake calliper Hendrikus Jan Kapaan, Thomas Wilhelm Fucks, Jiri Gurka, Jerome Dubus, Christian Boch +4 more 2003-08-19 $300,000
6554109 Actuator having a central support, and brake calliper comprising such actuator Armin Olschewski, Hendrikus Jan Kapaan, Thomas Wilhelm Fucks, Manfred Antensteiner, Andries Christian Rinsma +2 more 2003-04-29 $322,000
6527448 Asymmetric angular contact bearing Jiri Gurka, Alfred Moser, Ferdinand Schweitzer, Manfred Antensteiner, Thomas Wilhelm Fucks +1 more 2003-03-04 $152,000
6367597 Electric actuator with control sensor, and disc brake comprising such actuator Alexander Jan Carel De Vries, Armin Olschewski, Hendrikus Jan Kapaan, Johannes Albertus Van Winden, Thomas Müller 2002-04-09 $93,000
6367592 Modular actuator, and brake caliper comprising such actuator Hendrikus Jan Kapaan, Jacobus Zwarts, Andries Christian Rinsma, Johannes Albertus Van Winden, Alexander Jan Carel De Vries +2 more 2002-04-09 $93,000
6325180 Electric actuator and calliper brake comprising such actuator Alexander Jan Carel De Vries, Armin Olschewski, Hendrikus Jan Kapaan, Johannes Albertus Van Winden, Roland Haas 2001-12-04 $208,000
6149312 Roller bearing Vello Klaassen, Filip Rosengren 2000-11-21 $78,000
5239882 Screw-nut device of rolling bearing type with adjustable clearance or preload 1993-08-31
4375770 Releasable screw and nut bearing mechanism 1983-03-08