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

Carl E. Prindle — 10 Patents

BDBlack & Decker: 4 patents #899 of 2,745Top 35%
EMEmhart: 1 patents #318 of 338Top 95%
Boston, MA: #762 of 5,993 inventorsTop 15%
Massachusetts: #12,897 of 88,656 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Carl E. Prindle has been granted 10 US patents while listed as an inventor at Black & Decker. The first was granted in 1990 and the most recent in March 2015. Carl E. Prindle ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Carl E. Prindle in Boston, MA, US.

Patents per Year

Patents granted per year, 1990 to 2015Bar chart with a peak of 4 patents in 1996.peak 41990: 1 patents19901994: 1 patents19941995: 2 patents19951996: 4 patents19961998: 1 patents19982015: 1 patents2015

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8983864 Linking online and retail-location shopping carts 2015-03-17
5787546 Vacuum cleaner Charles J. Bass, John W. Goodin, Mark LeBeau, William C. Tyler 1998-08-04 $5,568,000
D376228 Vacuum cleaner Charles J. Bass, Paul Gildersleeve, John W. Goodin, Mark W. Le Beau, William C. Tyler 1996-12-03
D374317 Vacuum cleaner Charles J. Bass, Paul Gildersleeve, John W. Goodin, Mark W. Le Beau, William C. Tyler 1996-10-01
D371651 Vacuum cleaner Charles J. Bass, John W. Goodin, Mark LeBeau, William C. Tyler 1996-07-09
D370319 Vacuum cleaner Charles J. Bass, John W. Goodin, Mark LeBeau, William C. Tyler 1996-05-28
5411541 Portable fluid therapy device Anthony H. G. Bell 1995-05-02
5379530 Multi-application ankle support footwear Anthony H. G. Bell 1995-01-10
5317820 Multi-application ankle support footwear Anthony H. G. Bell 1994-06-07
4945739 Bicycle lock 1990-08-07