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USPTO Patent Rankings Data through Dec 31, 2025
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Ralf Zerweck — 7 Patents

ABApex Brands: 6 patents #29 of 209Top 15%
CGCooper Tools Gmbh: 1 patents #2 of 6Top 35%
Brackenheim, DE: #16 of 177 inventorsTop 10%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Ralf Zerweck has been granted 7 US patents while listed as an inventor at Apex Brands. The first was granted in 2001 and the most recent in December 2024. Ralf Zerweck ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Ralf Zerweck in Brackenheim, DE.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12162095 Method and apparatus for fixing a soldering tip to a soldering tool Gert Mittmann 2024-12-10
11897057 Intelligent soldering tip Gert Mittmann, Bernhard Eigen, Michael Mohl, Dirk Schonau 2024-02-13
11376683 Intelligent soldering tip Gert Mittmann, Bernhard Eigen, Michael Mohl, Dirk Schonau 2022-07-05
11117209 Soldering tip fastening device Bernd Niedermayer 2021-09-14
D926015 Soldering tool grip Scott D. Bublitz, Bernhard Eigen 2021-07-27
10005147 Soldering tip fastening system Bernd Neidermayer 2018-06-26 $259,000
6215104 Soldering iron Gerhard Kurpiela, Jurgen Staiger 2001-04-10