Assignee
WALTON FRANK A
US·2 granted patents·1 pending application·66 citations·filing 1987–2010
Top patents by PatentIndex Score
3 records- 0179US4809731ALiquid injection apparatus having an external adjustorWALTON FRANK A·Filed 1987·Granted Mar 7, 1989·43 cites·5 claims
- 0276USD644713SFilterWALTON FRANK A·Filed 2010·Granted Sep 6, 2011·23 cites·1 claims
- 0347US2010051716A1Automated switch for liquid additive injection pumpWALTON FRANK A·Filed 2008·Application pending·0 cites
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