Assignee
EVANS PRODUCTS INC
US·3 granted patents·91 citations·filing 1987–1991
Technology mixG10D3
Top patents by PatentIndex Score
3 records- 0194US5159139ADrumhead with overtone suppressionEVANS PRODUCTS INC·Filed 1990·Granted Oct 27, 1992·60 cites·26 claims
- 0266US5107741AMuffler for bass drumsEVANS PRODUCTS INC·Filed 1991·Granted Apr 28, 1992·20 cites·20 claims
- 0345US4779508ADrumhead constructionEVANS PRODUCTS INC·Filed 1987·Granted Oct 25, 1988·11 cites·18 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →