Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Erich Ruman — 1 Patent

Delphi Technologies: 1 patents #2,130 of 4,124Top 55%
MAMannesmann Vdo Ag: 1 patents #175 of 414Top 45%
Waterbury, CT: #198 of 331 inventorsTop 60%
Connecticut: #21,465 of 34,797 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Erich Ruman has been granted 1 US patent while listed as an inventor at Delphi Technologies. All of these patents were granted in 2003. Erich Ruman ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Erich Ruman in Waterbury, CT, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6645006 Electrical connector Peter John Crisanti, David Edward Dowden, Donald G. Witzel 2003-11-11 $4,660,000