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USPTO Patent Rankings Data through Dec 31, 2025
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David L. Clapper — 8 Patents

SUSurmodics: 6 patents #27 of 104Top 30%
BSBsi: 2 patents #4 of 12Top 35%
Shorewood, MN: #27 of 113 inventorsTop 25%
Minnesota: #9,348 of 52,454 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
David L. Clapper has been granted 8 US patents while listed as an inventor at Surmodics. The first was granted in 1996 and the most recent in May 2007. David L. Clapper ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list David L. Clapper in Shorewood, MN, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7220276 Endovascular graft coatings Stuart K. Williams 2007-05-22 $4,481,000
7094418 Crosslinkable macromers Stephen J. Chudzik 2006-08-22 $4,891,000
6924370 Crosslinkable macromers Stephen J. Chudzik 2005-08-02 $2,288,000
6514734 Polybifunctional reagent having a polymeric backbone and latent reactive moieties and bioactive groups Melvin J. Swanson, Sheau-Ping Hu, Richard A. Amos, Terrence P. Everson 2003-02-04 $3,520,000
6410044 Crosslinkable macromers Stephen J. Chudzik 2002-06-25 $3,163,000
6121027 Polybifunctional reagent having a polymeric backbone and photoreactive moieties and bioactive groups Melvin J. Swanson, Sheau-Ping Hu, Richard A. Amos, Terrence P. Everson 2000-09-19 $8,199,000
5744515 Method and implantable article for promoting endothelialization 1998-04-28
5512474 Cell culture support containing a cell adhesion factor and a positively-charged molecule Wei-Shou Hu 1996-04-30