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

John C. Hedenstrom — 5 Patents

3M: 5 patents #2,950 of 11,543Top 30%
Saint Paul, MN: #227 of 620 inventorsTop 40%
Minnesota: #13,707 of 52,454 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
John C. Hedenstrom has been granted 5 US patents while listed as an inventor at 3M. The first was granted in 2000 and the most recent in September 2018. John C. Hedenstrom ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John C. Hedenstrom in Saint Paul, MN, US.

Patents per Year

Patents granted per year, 2000 to 2018Bar chart with a peak of 2 patents in 2000.peak 22000: 2 patents20002004: 1 patents20042016: 1 patents20162018: 1 patents2018

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10071156 Aqueous gel formulations containing immune response modifiers David Q. Ma, Christopher S. Perman, Raymond D. Skwierczynski 2018-09-11 $33,610,000
9248127 Aqueous gel formulations containing immune response modifiers Christopher S. Perman, Raymond D. Skwierczynski, David Q. Ma 2016-02-02 $57,642,000
6706728 Systems and methods for treating a mucosal surface Michael J. Jozwiakowski, Mark Martinez, Kenneth R. Phares, Kenneth Trofatter 2004-03-16 $25,458,000
6132760 Transdermal device for the delivery of testosterone Michael L. Husberg, Shari L. Wilking, Matthew T. Scholz 2000-10-17 $21,776,000
6019997 Hydroalcoholic compositions for transdermal penetration of pharmaceutical agents Matthew T. Scholz, Robert A. Asmus 2000-02-01 $65,707,000