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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Heitman — 2 Patents

TWT.D. Wright: 1 patents #2 of 3Top 70%
St. Paul Park, MN: #10 of 23 inventorsTop 45%
Minnesota: #24,068 of 52,454 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert A. Heitman has been granted 2 US patents while listed as an inventor at T.D. Wright. The first was granted in 1999 and the most recent in June 2002. Robert A. Heitman ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert A. Heitman in St. Paul Park, MN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6408752 Mounting printing plate cylinder to rotatable drive shaft David A. McEachern 2002-06-25
5898352 Magnetic cylinder with thin foraminate layer between cylinder core and magnetic elements David A. McEachern 1999-04-27