Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Craig S. Chamberlain — 32 Patents

3M: 32 patents #314 of 11,543Top 3%
Woodbury, MN: #118 of 1,562 inventorsTop 8%
Minnesota: #1,774 of 52,454 inventorsTop 4%
Overall (All Time): #113,873 of 4,157,543Top 3%
32 Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5389434 Electromagnetic radiation absorbing material employing doubly layered particles Glen Connell, William C. Tait 1995-02-14
5294763 Microwave heatable composites Glen Connell, Pierre H. LePere, Chris A. Minick, Charlotte M. Palmgren, William C. Tait +2 more 1994-03-15
5254824 Method and article for microwave bonding of polyethylene pipe Daryl D. Dressler, Brian J. Fish 1993-10-19
5245151 Method and article for microwave bonding of splice closure Daryl D. Dressler, Brian J. Fish 1993-09-14
5232775 Semi-conducting static-dissipative polymeric composites William J. Clatanoff, Christopher A. Schmolze 1993-08-03
4618525 Coated glass microbubbles and article incorporating them George F. Vesley, Patrick G. Zimmerman, Jerome W. McAllister 1986-10-21
4612242 Pressure-sensitive adhesive tape containing coated glass microbubbles George F. Vesley, Patrick G. Zimmerman, Jerome W. McAllister 1986-09-16