Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Eric E. Muhlenkamp — 9 Patents

Panasonic: 9 patents #2,948 of 21,108Top 15%
Danville, KY: #9 of 100 inventorsTop 9%
Kentucky: #1,241 of 11,577 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Eric E. Muhlenkamp has been granted 9 US patents while listed as an inventor at Panasonic. The first was granted in 2004 and the most recent in October 2015. Eric E. Muhlenkamp ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Eric E. Muhlenkamp in Danville, KY, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9155433 Floor cleaning apparatus with filter drawer Joseph Blue Wofford 2015-10-13
8887352 Canister vacuum cleaner incorporating a control handle and nozzle assembly with upright swivel lock 2014-11-18
8533903 Dirt cup assembly with a pre-filter having a plurality of ribs Joe M. Reynolds, Jeffrey T. Roney 2013-09-17
7636983 Floor care apparatus with telescoping handle stalk 2009-12-29 $191,000
7219389 Nozzle assembly housing for vacuum cleaner Danielle Hafling 2007-05-22 $487,000
7165286 Agitator construction Jeffrey T. Roney 2007-01-23 $360,000
7007336 Agitator construction Jeffrey T. Roney 2006-03-07 $386,000
6859970 Agitator for vacuum cleaner/extractor Jeffrey T. Roney 2005-03-01 $207,000
6832408 Caddy for vacuum cleaner tool and accessories Jeffrey T. Roney 2004-12-21 $280,000