Inventor · disambiguated record
Edward W. Underhill
Also filed as: UNDERHILL EDWARD · UNDERHILL EDWARD W · UNDERHILL EDWARD WILLIAM
9 granted patents·121 citations·filing 1975–2020
87Inventor score
Files withCANADIAN PATENTS DEV4BELL TELEPHONE LABOR INC2CA NAT RESEARCH COUNCIL1UNDERHILL EDWARD1UNDERHILL INT CORPORATION1
Top patents by PatentIndex Score
9 records- 0192US4046972AKey telephone station set circuitBELL TELEPHONE LABOR INC·Filed 1976·Granted Sep 6, 1977·57 cites·16 claims
- 0279US4575458AMulticomponent attractant for armyworm mothsCANADIAN PATENTS DEV·Filed 1982·Granted Mar 11, 1986·13 cites·11 claims
- 0371US4284622AAttractant for sunflower mothCANADIAN PATENTS DEV·Filed 1980·Granted Aug 18, 1981·10 cites·11 claims
- 0466US11247155B2Removable fluid removal pump filterUNDERHILL EDWARD·Filed 2017·Granted Feb 15, 2022·1 cites·15 claims
- 0566US4452006AInsect trapCA NAT RESEARCH COUNCIL·Filed 1982·Granted Jun 5, 1984·24 cites·2 claims
- 0666US4042681AComposite attractant for Bertha Armyworm mothCANADIAN PATENTS DEV·Filed 1975·Granted Aug 16, 1977·7 cites·8 claims
- 0753US4610876AAttractants for fall cankerworm mothsCANADIAN PATENTS DEV·Filed 1985·Granted Sep 9, 1986·5 cites·12 claims
- 0844US11608908B2ExtenderUNDERHILL INT CORPORATION·Filed 2020·Granted Mar 21, 2023·0 cites·5 claims
- 0936US4413159ADial pulsing circuitBELL TELEPHONE LABOR INC·Filed 1982·Granted Nov 1, 1983·4 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →