Inventor · disambiguated record
Roger Wiersma
Also filed as: WIERSMA ROGER · WIERSMA ROGER E
7 granted patents·2 pending applications·86 citations·filing 2001–2019
78Inventor score
Top patents by PatentIndex Score
9 records- 0195USD457599SElectrostatic spray gunGRACO MINNESOTA INC·Filed 2001·Granted May 21, 2002·83 cites·1 claims
- 0256US10737928B2Nozzle for delivery of auxiliary or additive fluid for treating exhaust for a diesel motor for autos or truck vehicle or the likeWIERSMA ROGER·Filed 2019·Granted Aug 11, 2020·1 cites·3 claims
- 0355US11566932B2Sonic monitor system for a tankWIERSMA ROGER E·Filed 2015·Granted Jan 31, 2023·1 cites·4 claims
- 0445US9790081B2Modularized components assembled fluid dispensing nozzleBENSCOTER RICHARD·Filed 2014·Granted Oct 17, 2017·0 cites·5 claims
- 0539US2011232803A1Modularized components assembled fluid dispensing nozzleBENSCOTER RICHARD·Filed 2011·Application pending·0 cites
- 0637US10926997B2Co-fueling nozzle with dual spoutsSEVER JOHN·Filed 2019·Granted Feb 23, 2021·0 cites·6 claims
- 0736US2003042333A1Spray gun having multiple size handlesFiled 2002·Application pending·0 cites
- 0826USD882729SDual fuel spout and nozzleSEVER JOHN·Filed 2018·Granted Apr 28, 2020·1 cites·1 claims
- 0923US9632513B2Tank monitor control deviceWIERSMA ROGER·Filed 2015·Granted Apr 25, 2017·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →