Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Harmut Esslinger — 2 Patents

RORovcal: 2 patents #29 of 92Top 35%
Sunnyvale, CA: #8,082 of 14,302 inventorsTop 60%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Harmut Esslinger has been granted 2 US patents while listed as an inventor at Rovcal. All of these patents were granted in 2005. Harmut Esslinger ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Harmut Esslinger in Sunnyvale, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D512182 Rotary shaver Michael Voege, Christian Schluender, John M. Fritz 2005-11-29
D511399 Shaver Christian Schluender, Michael Voege, John M. Fritz 2005-11-08