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USPTO Patent Rankings Data through Dec 31, 2025
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Alfred Dumsa — 2 Patents

Delphi Technologies: 2 patents #1,417 of 4,124Top 35%
Brighton, MI: #320 of 809 inventorsTop 40%
Michigan: #35,377 of 86,293 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Alfred Dumsa has been granted 2 US patents while listed as an inventor at Delphi Technologies. The first was granted in 2007 and the most recent in July 2009. Alfred Dumsa ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Alfred Dumsa in Brighton, MI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7557796 Joystick sensor with two-dimensional image sensing Andrew Voto, Ronald Kenneth Selby, Kenneth Perry, David A. Ross 2009-07-07
7267011 Device for invasively measuring fluid pressure Andrew Voto, Ronald Kenneth Selby, Kenneth Perry, David A. Ross 2007-09-11