Inventor · disambiguated record
Hans W. Van Dan Elzen
Also filed as: VAN DAN ELZEN HANS · VAN DAN ELZEN HANS W
20 granted patents·7 pending applications·187 citations·filing 1997–2024
95Inventor score
Technology areasA63H
Top patents by PatentIndex Score
27 records- 0189US7125310B1Yo-yo having replaceable disksVAN DAN ELZEN HANS W·Filed 2005·Granted Oct 24, 2006·18 cites·28 claims
- 0287US8187052B2Motorized yo-yo having improved efficiencyVAN DAN ELZEN HANS W·Filed 2010·Granted May 29, 2012·13 cites·20 claims
- 0386US7192330B2Yo-yo having adjustable responsivenessVAN DAN ELZEN HANS W·Filed 2005·Granted Mar 20, 2007·15 cites·23 claims
- 0484US7448934B2Motor yo-yoVAN DAN ELZEN HANS W·Filed 2005·Granted Nov 11, 2008·13 cites·23 claims
- 0581US8328595B2Yo-yo having twist-on releasable rims and yo-yo having twist-on gear-locked bodiesVAN DAN ELZEN HANS W·Filed 2010·Granted Dec 11, 2012·6 cites·11 claims
- 0679US7874891B2Motorized yo-yoVAN DAN ELZEN HANS W·Filed 2008·Granted Jan 25, 2011·8 cites·19 claims
- 0778US7874890B2Yo-yo having side-located roller membersVAN DAN ELZEN HANS W·Filed 2008·Granted Jan 25, 2011·7 cites·18 claims
- 0877US6599165B1Yo-yo having an active starburst tether engagement systemFiled 2002·Granted Jul 29, 2003·20 cites·21 claims
- 0975US10384139B2Motorized yo-yoVAN DAN ELZEN HANS W·Filed 2018·Granted Aug 20, 2019·2 cites·20 claims
- 1071US8360814B2Yo-yo having a modifiable string gapVAN DAN ELZEN HANS W·Filed 2010·Granted Jan 29, 2013·3 cites·20 claims
- 1168US5813898AYo-yo having engagement pads proximate its axlePLAYMAXX INC·Filed 1997·Granted Sep 29, 1998·20 cites·25 claims
- 1267US8075365B2Yo-yo having a string-formed response systemSCHONERT MATTHEW C·Filed 2009·Granted Dec 13, 2011·3 cites·19 claims
- 1367US7621796B2Yo-yo having a string-formed response systemSCHONERT MATTHEW C·Filed 2006·Granted Nov 24, 2009·3 cites·22 claims
- 1467US2025170491A1Yoyo tether assemblyVAN DAN ELZEN HANS·Filed 2024·Application pending·0 cites
- 1563US2025242269A1Yo-yoBANDAI CO·Filed 2024·Application pending·0 cites
- 1661US6155903AYo-yo having engagement pads proximate its axlePLAYMAXX INC·Filed 1999·Granted Dec 5, 2000·16 cites·16 claims
- 1757US5951361AYo-yo having engagement pads proximate its axlePLAYMAXX INC·Filed 1998·Granted Sep 14, 1999·14 cites·17 claims
- 1857US2013065481A1Yo-yo having twist-on releasable rims and yo-yo having twist-on gear-locked bodiesBANDAI CO·Filed 2012·Application pending·0 cites
- 1954US10086301B2Motorized yo-yoVAN DAN ELZEN HANS W·Filed 2017·Granted Oct 2, 2018·0 cites·16 claims
- 2054US5813897AYo-yo having an improved tether engagement areaPLAYMAXX INC·Filed 1997·Granted Sep 29, 1998·17 cites·14 claims
- 2151US6887122B1Yo-yo having visual indication of response settingFiled 2004·Granted May 3, 2005·6 cites·20 claims
- 2249US2012244780A1Yo-yo having a changeable shapeVAN DAN ELZEN HANS W·Filed 2011·Application pending·0 cites
- 2348US2011009029A1Yo-yo having quickly-adjustable responsivenessVAN DAN ELZEN HANS W·Filed 2010·Application pending·0 cites
- 2447US2006094329A1Yo-yo having modifiable side membersVAN DAN ELZEN HANS W·Filed 2004·Application pending·0 cites
- 2544US2010317254A1Yo-yo having a push-button locking mechanismVAN DAN ELZEN HANS W·Filed 2010·Application pending·0 cites
- 2636USD641802SYo-yoVAN DAN ELZEN HANS W·Filed 2010·Granted Jul 19, 2011·2 cites·1 claims
- 2735USD843491SYo-yoVAN DAN ELZEN HANS W·Filed 2016·Granted Mar 19, 2019·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →