Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert L. Rowan — 7 Patents

3M: 2 patents #5,350 of 11,543Top 50%
McKeesport, PA: #25 of 192 inventorsTop 15%
Pennsylvania: #11,887 of 74,527 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Robert L. Rowan has been granted 7 US patents while listed as an inventor at 3M. The first was granted in 1991 and the most recent in June 2022. Robert L. Rowan ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Robert L. Rowan in McKeesport, PA, US.

Patents per Year

Patents granted per year, 1991 to 2022Bar chart with a peak of 2 patents in 1992.peak 21991: 1 patents19911992: 2 patents19921995: 1 patents19952010: 1 patents20102019: 1 patents20192022: 1 patents2022

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11351286 Absorbent article comprising polymeric foam and intermediates Delton R. Thompson, Jr. 2022-06-07 $33,213,000
10357588 Absorbent article comprising polymeric foam and intermediates Delton R. Thompson, Jr. 2019-07-23 $44,568,000
7717395 Adjustable support apparatus for machinery Charles L. Rowan 2010-05-18
5393165 Anchor bolt repair coupling with preloading jack and epoxy injection 1995-02-28
5163775 Anchor bolt repair coupling 1992-11-17
5110082 Adjustable apparatus for supporting machinery or other load 1992-05-05
5016338 Method for adjusting the vertical position of a frame on a foundation 1991-05-21