Inventor · disambiguated record
David E. Shaffer
Also filed as: SHAFFER DAVID · SHAFFER DAVID E · SHAFFER DAVID ELLIOT
6 granted patents·2 pending applications·514 citations·filing 1988–2023
86Inventor score
Top patents by PatentIndex Score
8 records- 0192US4841648APersonalized insole kitSHAFFER DAVID E·Filed 1988·Granted Jun 27, 1989·216 cites·26 claims
- 0286US10456287B2Therapeutic sockSHAFFER DAVID·Filed 2018·Granted Oct 29, 2019·9 cites·4 claims
- 0383US5617745ASupport sockFiled 1996·Granted Apr 8, 1997·140 cites·5 claims
- 0468US5092347APersonalized sock kit for relieving foot and ankle painSHAFFER DAVID E·Filed 1990·Granted Mar 3, 1992·123 cites·27 claims
- 0551US2021337800A1Method and system of improving the personal protective equipment of healthcare workers and the general public using antimicrobial technology additivesSOCKDOCS INC·Filed 2021·Application pending·0 cites
- 0646US2023263678A1Leg and foot elevatorSHAFFER DAVID ELLIOT·Filed 2023·Application pending·0 cites
- 0739US4856505AApparatus for relieving pain and discomfort of a bunionSHAFFER DAVID E·Filed 1988·Granted Aug 15, 1989·26 cites·1 claims
- 0824USD1073960SLeg and foot elevator deviceSHAFFER DAVID ELLIOT·Filed 2022·Granted May 6, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →