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

David Rolf — 6 Patents

LELectec: 3 patents #5 of 21Top 25%
Boston Scientific Scimed: 1 patents #4,063 of 4,174Top 100%
Minneapolis, MN: #1,134 of 6,114 inventorsTop 20%
Minnesota: #11,902 of 52,454 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
David Rolf has been granted 6 US patents while listed as an inventor at Lectec. The first was granted in 1992 and the most recent in July 2013. David Rolf ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list David Rolf in Minneapolis, MN, US.

Patents per Year

Patents granted per year, 1992 to 2013Bar chart with a peak of 1 patents in 1992.peak 11992: 1 patents19921993: 1 patents19931994: 1 patents19942000: 1 patents20002012: 1 patents20122013: 1 patents2013

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8475844 Fluoropolymer-based medical implant coating compositions Gordon Kocur, James E. Lasch, Kasyap Seethamraju 2013-07-02 $10,668,000
8231955 Material for adhesive-free clinging to smooth surfaces William E. Rolf 2012-07-31
6048592 Synthetic top covering 2000-04-11
5330527 Multipurpose medical electrode David A. Montecalvo 1994-07-19 $649,000
5224967 Protective wrap for preventing damage to girdled trees and other plants and method Michael F. Shelton 1993-07-06 $601,000
5142817 Protective wrap for trees and other plants 1992-09-01 $575,000