Assignee
SHAFFER DAVID E
US·3 granted patents·365 citations·filing 1988–1990
Top patents by PatentIndex Score
3 records- 0192US4841648APersonalized insole kitSHAFFER DAVID E·Filed 1988·Granted Jun 27, 1989·216 cites·26 claims
- 0268US5092347APersonalized sock kit for relieving foot and ankle painSHAFFER DAVID E·Filed 1990·Granted Mar 3, 1992·123 cites·27 claims
- 0339US4856505AApparatus for relieving pain and discomfort of a bunionSHAFFER DAVID E·Filed 1988·Granted Aug 15, 1989·26 cites·1 claims
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