Inventor · disambiguated record
David J. Shumaker
Also filed as: SHUMAKER DAVID J
1 granted patent·1 pending application·11 citations·filing 2013–2013
33Inventor score
Top patents by PatentIndex Score
2 records- 0185US9611839B2Low residual inverted pumps, dispensers and refill unitsGOJO IND INC·Filed 2013·Granted Apr 4, 2017·11 cites·23 claims
- 0241US2014230377A1System for producing a customizable personal skincare product in a portable dispenser, and related methodsCARTNER TODD J·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →