Inventor · disambiguated record
Carl L. Erwin
Also filed as: ERWIN CARL L · ERWIN CARL LLOYD
7 granted patents·101 citations·filing 1976–2002
84Inventor score
Top patents by PatentIndex Score
7 records- 0179US4025738AReversible snap-action switch with cam operator and lost motion structureBOURNS INC·Filed 1976·Granted May 24, 1977·21 cites·28 claims
- 0268US4973190ABarrel and barrel baseFLEX O LITE INC·Filed 1990·Granted Nov 27, 1990·40 cites·9 claims
- 0353US4859983APlastic barricadeSIGNAL INC·Filed 1988·Granted Aug 22, 1989·22 cites·19 claims
- 0452US6971196B2Message signNAT SIGNAL INC·Filed 2002·Granted Dec 6, 2005·3 cites·20 claims
- 0544US4782783ATraffic channelizer mountable vertical panelKULP JACK H·Filed 1986·Granted Nov 8, 1988·13 cites·17 claims
- 0633USD341099SSolar powered barricade lightFLEX O LITE INC·Filed 1992·Granted Nov 9, 1993·2 cites·1 claims
- 0712USD341100SSolar powered barricade lightFLEX O LITE·Filed 1992·Granted Nov 9, 1993·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →