Inventor · disambiguated record
Christopher Terpstra
Also filed as: TERPSTRA CHRISTOPHER · TERPSTRA CHRISTOPHER J
21 granted patents·3 pending applications·129 citations·filing 2014–2017
94Inventor score
Top patents by PatentIndex Score
24 records- 0191US10674881B2Liquid extraction apparatus and methodRUG DOCTOR LLC·Filed 2017·Granted Jun 9, 2020·10 cites·18 claims
- 0288US10743734B2Surface cleaning apparatusRUG DOCTOR LLC·Filed 2017·Granted Aug 18, 2020·7 cites·18 claims
- 0387USD857312SSurface cleaning device handleRUG DOCTOR LLC·Filed 2017·Granted Aug 20, 2019·28 cites·1 claims
- 0481US10610076B2Liquid extraction apparatusRUG DOCTOR LLC·Filed 2017·Granted Apr 7, 2020·4 cites·20 claims
- 0580USD843733SBrush rollRUG DOCTOR LLC·Filed 2017·Granted Mar 26, 2019·19 cites·1 claims
- 0679US9877599B2Basket product display and related methodsDCI MARKETING INC·Filed 2016·Granted Jan 30, 2018·5 cites·8 claims
- 0769USD857315SSurface cleaning device shaftRUG DOCTOR LLC·Filed 2017·Granted Aug 20, 2019·12 cites·1 claims
- 0855US2015150387A1Basket Product Display And Related MethodsDCI MARKETING INC·Filed 2014·Application pending·0 cites
- 0953USD810477SBasket display partsDCI MARKETING INC·Filed 2014·Granted Feb 20, 2018·7 cites·1 claims
- 1052USD869111SNozzleRUG DOCTOR LLC·Filed 2017·Granted Dec 3, 2019·5 cites·1 claims
- 1152US2016296037A1Basket product display and related methodsDCI MARKETING INC·Filed 2014·Application pending·0 cites
- 1251USD873512SSurface cleaning systemRUG DOCTOR LLC·Filed 2017·Granted Jan 21, 2020·5 cites·1 claims
- 1349USD869112SNozzleRUG DOCTOR LLC·Filed 2017·Granted Dec 3, 2019·4 cites·1 claims
- 1448USD874766SSurface cleaning headRUG DOCTOR LLC·Filed 2017·Granted Feb 4, 2020·4 cites·1 claims
- 1547USD869113SSurface cleaning device handleRUG DOCTOR LLC·Filed 2017·Granted Dec 3, 2019·4 cites·1 claims
- 1644USD873625STank caddyRUG DOCTOR LLC·Filed 2017·Granted Jan 28, 2020·3 cites·1 claims
- 1743USD861267SSurface cleaning attachmentRUG DOCTOR LLC·Filed 2017·Granted Sep 24, 2019·3 cites·1 claims
- 1843USD849344SSurface cleaning systemRUG DOCTOR LLC·Filed 2017·Granted May 21, 2019·3 cites·1 claims
- 1943US2019133398A1Liquid extraction apparatus and methodRUG DOCTOR LLC·Filed 2017·Application pending·0 cites
- 2040USD857320SRecovery tankRUG DOCTOR LLC·Filed 2017·Granted Aug 20, 2019·2 cites·1 claims
- 2139USD875334SSurface cleaning systemRUG DOCTOR LLC·Filed 2017·Granted Feb 11, 2020·2 cites·1 claims
- 2239USD857319SCleaning fluid tankRUG DOCTOR LLC·Filed 2017·Granted Aug 20, 2019·2 cites·1 claims
- 2330USD874767SSurface cleaning headRUG DOCTOR LLC·Filed 2017·Granted Feb 4, 2020·0 cites·1 claims
- 2430USD872399SSurface cleaning headRUG DOCTOR LLC·Filed 2017·Granted Jan 7, 2020·0 cites·1 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →