Individual holder
HENDERSON CHARLES A
US·3 granted patents·1 pending application·81 citations·filing 1991–2017
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0185US5182086AOil vapor extraction systemHENDERSON CHARLES A·Filed 1991·Granted Jan 26, 1993·64 cites·21 claims
- 0254US5284629AOil vapor extraction systemHENDERSON CHARLES A·Filed 1992·Granted Feb 8, 1994·17 cites·11 claims
- 0351US2011097698A1System and method for interactive learningHENDERSON CHARLES A·Filed 2010·Application pending·0 cites
- 0447US11122875B1Cooler, in particular an expandable cooler which has a panel suitable for other purposesHENDERSON CHARLES A·Filed 2017·Granted Sep 21, 2021·0 cites·9 claims
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