Assignee
WIEDEMANN KARL
DE·9 granted patents·61 citations·filing 1981–2017
Top patents by PatentIndex Score
9 records- 0176US4377475AApparatus for sucking up and holding sludgeWIEDEMANN KARL·Filed 1981·Granted Mar 22, 1983·39 cites·15 claims
- 0269US10640966B2Sewer cleaning deviceWIEDEMANN KARL·Filed 2017·Granted May 5, 2020·1 cites·15 claims
- 0367US10150619B2Clearing device for clearing dirt removal container of sewer and street cleaning vehicleWIEDEMANN KARL·Filed 2016·Granted Dec 11, 2018·3 cites·16 claims
- 0454US10105738B2Device for cleaning and/or inspection of a flow channelWIEDEMANN KARL·Filed 2015·Granted Oct 23, 2018·1 cites·14 claims
- 0553US9307795B2Anti-sway device adapterWIEDEMANN KARL·Filed 2012·Granted Apr 12, 2016·2 cites·15 claims
- 0644US10526778B2Vehicle for cleaning sewersWIEDEMANN KARL·Filed 2017·Granted Jan 7, 2020·0 cites·14 claims
- 0741US4446591AVehicle for clearing material from drains and the likeWIEDEMANN KARL·Filed 1982·Granted May 8, 1984·10 cites·10 claims
- 0839US10118768B2Sewer cleaning device and/or street cleaning deviceWIEDEMANN KARL·Filed 2017·Granted Nov 6, 2018·0 cites·14 claims
- 0931US4443908ASewer cleaning vehicleWIEDEMANN KARL·Filed 1982·Granted Apr 24, 1984·5 cites·7 claims
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