Inventor · disambiguated record
Donna Campbell
Also filed as: CAMPBELL DONNA · CAMPBELL DONNA F
9 granted patents·1 pending application·89 citations·filing 2007–2021
88Inventor score
Top patents by PatentIndex Score
10 records- 0195US11543038B2Dense phase pump with easily replaceable componentsNORDSON CORP·Filed 2021·Granted Jan 3, 2023·5 cites·10 claims
- 0288USD623200SPump throatNORDSON CORP·Filed 2010·Granted Sep 7, 2010·42 cites·1 claims
- 0380US8726831B2Apparatus and methods for purging material application deviceMATHER BRIAN·Filed 2007·Granted May 20, 2014·11 cites·20 claims
- 0475US10989316B2Dense phase pump with easily replaceable componentsNORDSON CORP·Filed 2016·Granted Apr 27, 2021·1 cites·22 claims
- 0569US9266137B2Apparatus and methods for purging material application deviceNORDSON CORP·Filed 2014·Granted Feb 23, 2016·2 cites·22 claims
- 0661USD726873SPinch valveNORDSON CORP·Filed 2013·Granted Apr 14, 2015·9 cites·1 claims
- 0758US2014261739A1Dense phase pump with easily replaceable componentsNORDSON CORP·Filed 2013·Application pending·0 cites
- 0856USD744615SPinch valveNORDSON CORP·Filed 2015·Granted Dec 1, 2015·6 cites·1 claims
- 0950USD623664SPump injectorNORDSON CORP·Filed 2010·Granted Sep 14, 2010·7 cites·1 claims
- 1049USD696694SPumpNORDSON CORP·Filed 2013·Granted Dec 31, 2013·6 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →