Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Markus Maretyak — 2 Patents

HGHydac Process Technology Gmbh: 2 patents #15 of 47Top 35%
Clausen, DE: #1 of 2 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Markus Maretyak has been granted 2 US patents while listed as an inventor at Hydac Process Technology Gmbh. The first was granted in 2006 and the most recent in October 2012. Markus Maretyak ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Markus Maretyak in Clausen, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8298421 Filter device Ralf Wnuk 2012-10-30
7131540 Separating device, particularly for separating solids from liquids Ralf Wnuk 2006-11-07