Inventor · disambiguated record
David Haythornthwaite
Also filed as: HAYTHORNTHWAITE DAVID · HAYTHORNTHWAITE DAVID RYAN
28 granted patents·3 pending applications·168 citations·filing 2000–2024
96Inventor score
Top patents by PatentIndex Score
31 records- 0193US11006711B2Umbrella having anti-inversion mechanismSHEDRAIN CORP·Filed 2020·Granted May 18, 2021·4 cites·17 claims
- 0289US9756912B1Wind resistant umbrellaSHEDRAIN CORP·Filed 2016·Granted Sep 12, 2017·12 cites·20 claims
- 0386US10238214B1Backpack type folding chairSHEDRAIN CORP·Filed 2017·Granted Mar 26, 2019·7 cites·22 claims
- 0484US9301582B2Umbrella having improved shaft and rib assemblySHEDRAIN CORP·Filed 2013·Granted Apr 5, 2016·11 cites·12 claims
- 0583US9609926B2Umbrella having improved shaft and rib assemblySHEDRAIN CORP·Filed 2015·Granted Apr 4, 2017·8 cites·17 claims
- 0682USD979919SUmbrella handleSHEDRAIN CORP·Filed 2020·Granted Mar 7, 2023·8 cites·1 claims
- 0782USD481531SUmbrella handleKNIRPS GMBH·Filed 2002·Granted Nov 4, 2003·31 cites·1 claims
- 0874US2024349854A1Umbrella having anti-inversion mechanismSHEDRAIN CORP·Filed 2024·Application pending·0 cites
- 0973US12336607B2Umbrella having anti-inversion mechanismSHEDRAIN CORP·Filed 2024·Granted Jun 24, 2025·0 cites·21 claims
- 1073USD699543SHandleSHEDRAIN CORP·Filed 2013·Granted Feb 18, 2014·15 cites·1 claims
- 1172USD466764SEating utensilZESPRI GROUP LTD·Filed 2000·Granted Dec 10, 2002·23 cites·1 claims
- 1270USD985925SUmbrella handleSHEDRAIN CORP·Filed 2020·Granted May 16, 2023·4 cites·1 claims
- 1370US9668554B2Umbrella having an anti-inversion mechanismSHEDRAIN CORP·Filed 2016·Granted Jun 6, 2017·3 cites·15 claims
- 1470US9668553B2Umbrella having an anti-inversion mechanismSHEDRAIN CORP·Filed 2015·Granted Jun 6, 2017·3 cites·18 claims
- 1566USD789074SButton for a handleSHEDRAIN CORP·Filed 2015·Granted Jun 13, 2017·9 cites·1 claims
- 1666USD773799SButton for a handleSHEDRAIN CORP·Filed 2013·Granted Dec 13, 2016·11 cites·1 claims
- 1765US11903465B2Umbrella having anti-inversion mechanismSHEDRAIN CORP·Filed 2021·Granted Feb 20, 2024·0 cites·23 claims
- 1865USD691446SHandleHAYTHORNTHWAITE DAVID·Filed 2012·Granted Oct 15, 2013·12 cites·1 claims
- 1964US11607021B2Umbrella having anti-inversion mechanismSHEDRAIN CORP·Filed 2021·Granted Mar 21, 2023·0 cites·19 claims
- 2063US2025176681A1Umbrella with anti-inversion assemblySHEDRAIN CORP·Filed 2024·Application pending·0 cites
- 2159USD979920SUmbrella handleSHEDRAIN CORP·Filed 2020·Granted Mar 7, 2023·2 cites·1 claims
- 2259US8858038B2Lighting apparatus with peak/flat adjustmentHAYTHORNTHWAITE DAVID·Filed 2010·Granted Oct 14, 2014·1 cites·4 claims
- 2356US11992100B2Umbrella having anti-inversion mechanismSHEDRAIN CORP·Filed 2019·Granted May 28, 2024·0 cites·16 claims
- 2452US10743627B2Umbrella having an anti-inversion mechanismSHEDRAIN CORP·Filed 2018·Granted Aug 18, 2020·0 cites·17 claims
- 2551US8453660B2Foldable pocket umbrellaHERRIGER THOMAS·Filed 2011·Granted Jun 4, 2013·1 cites·10 claims
- 2650US2017238662A1Umbrella having an anti-inversion mechanismSHEDRAIN CORP·Filed 2017·Application pending·0 cites
- 2749US10092069B2Umbrella having an anti-inversion mechanismSHEDRAIN CORP·Filed 2017·Granted Oct 9, 2018·0 cites·17 claims
- 2836USD985926SUmbrella handleSHEDRAIN CORP·Filed 2020·Granted May 16, 2023·0 cites·1 claims
- 2936USD979221SUmbrella handleSHEDRAIN CORP·Filed 2020·Granted Feb 28, 2023·0 cites·1 claims
- 3036USD979222SUmbrella handleSHEDRAIN CORP·Filed 2020·Granted Feb 28, 2023·0 cites·1 claims
- 3130USD713637SPocket umbrella and containerHERRIGER THOMAS·Filed 2011·Granted Sep 23, 2014·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →