Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MP

Mark Piotrowski — 3 Patents

Delphi Technologies: 1 patents #2,130 of 4,124Top 55%
Franklinville, NC: #1 of 12 inventorsTop 9%
North Carolina: #14,708 of 45,564 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Mark Piotrowski has been granted 3 US patents while listed as an inventor at Delphi Technologies. The first was granted in 2002 and the most recent in April 2019. Mark Piotrowski ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Mark Piotrowski in Franklinville, NC, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10245799 Baler for recycled materials Mark McDonald, Kevin T. Burt 2019-04-02
9248620 Baler for recycled materials Mark McDonald, Kevin T. Burt 2016-02-02
6499369 Rack ball nut interface Randall S Hetzner, Ronald Hansen 2002-12-31 $3,227,000