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

Charles C. Polta — 6 Patents

OLOtto Bock Healthcare Lp: 3 patents #29 of 190Top 20%
3M: 3 patents #4,239 of 11,543Top 40%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Charles C. Polta has been granted 6 US patents while listed as an inventor at 3M. The first was granted in 1991 and the most recent in November 2023. Charles C. Polta ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Charles C. Polta in Göttingen, MN, DE.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11806255 Multi-chamber vacuum pump John A. Erdmann, Florian W. S. Poser, Douglas E. Rush 2023-11-07
10426639 Multi-chamber vacuum pump John A. Erdmann, Florian W. S. Poser, Douglas E. Rush 2019-10-01
8795386 Below knee amputee prosthesis liner Oleg Pianykh, Kai-Hendrik Bussiek-Cillien, Scott Schneider 2014-08-05
6981590 Apparatus and methods for packaging and storing moisture-sensitive products in resealable pouches F. Andrew Ubel, III, Kurt Allenberg, Anthony J. Campagna, Melvin Y. Wong 2006-01-03 $38,185,000
5913840 Soft orthopedic casting article with reinforcement system Kurt Allenberg, Joel D. Oxman 1999-06-22 $26,172,000
5052380 Colored orthopedic resins and orthopedic casting materials incorporating same 1991-10-01 $6,948,000