Inventor · disambiguated record
John O. Emmerson
Also filed as: EMMERSON JOHN · EMMERSON JOHN O
4 granted patents·84 citations·filing 1977–2002
78Inventor score
Top patents by PatentIndex Score
4 records- 0188US4179059AAutomatic pipe welding apparatus and methodSANTA FE INT CORP·Filed 1977·Granted Dec 18, 1979·49 cites·52 claims
- 0256US4452110APortable latheEMMERSON JOHN O·Filed 1981·Granted Jun 5, 1984·19 cites·7 claims
- 0350US7213467B2FlowmeterELSTER METERING LTD·Filed 2002·Granted May 8, 2007·7 cites·27 claims
- 0444US4196333AWelding wire and apparatus for dispensing the sameDSD·Filed 1977·Granted Apr 1, 1980·9 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →