Inventor · disambiguated record
David Dubiel
Also filed as: DUBIEL DAVID · DUBIEL DAVID J
38 granted patents·2 pending applications·224 citations·filing 2006–2022
97Inventor score
Files withCHAPIN MFG INC34DUBIEL DAVID2OPTILIFE PRODUCTS INC2GT CRYSTAL SYSTEMS LLC1GTAT IP HOLDING LLC1
Top patents by PatentIndex Score
40 records- 0195US10994294B2Backpack sprayer with selectable internal pumpCHAPIN MFG INC·Filed 2020·Granted May 4, 2021·5 cites·13 claims
- 0291US10864538B2Dual chamber backpack sprayerCHAPIN MFG INC·Filed 2019·Granted Dec 15, 2020·6 cites·8 claims
- 0389US10766046B2Mix on demand smart backpack sprayer with removable concentrate tankCHAPIN MFG INC·Filed 2018·Granted Sep 8, 2020·5 cites·11 claims
- 0489US10639657B2Mix on demand smart backpack sprayerCHAPIN MFG INC·Filed 2018·Granted May 5, 2020·5 cites·11 claims
- 0588US10413922B2Mix on demand sprayer with external by-pass circuitCHAPIN MFG INC·Filed 2018·Granted Sep 17, 2019·5 cites·11 claims
- 0688USD823655SHand-held spreaderCHAPIN MFG INC·Filed 2017·Granted Jul 24, 2018·14 cites·1 claims
- 0788US7201445B1Feeding seatOPTILIFE PRODUCTS INC·Filed 2006·Granted Apr 10, 2007·31 cites·18 claims
- 0887US10625284B1Modular frame for a backpack sprayerCHAPIN MFG INC·Filed 2019·Granted Apr 21, 2020·5 cites·6 claims
- 0986USD930113SWet/dry hose end sprayerCHAPIN MFG INC·Filed 2019·Granted Sep 7, 2021·23 cites·1 claims
- 1086US10639659B1Backpack sprayer with internal pumpCHAPIN MFG INC·Filed 2019·Granted May 5, 2020·4 cites·9 claims
- 1183US10596530B2Variable venturi device with adjustable valve stemCHAPIN MFG INC·Filed 2018·Granted Mar 24, 2020·3 cites·12 claims
- 1283US8276219B2Adjustable potty training seat waste disposal receptacle and linerDUBIEL DAVID·Filed 2010·Granted Oct 2, 2012·8 cites·17 claims
- 1381US11207708B2Handheld fluid applicatorCHAPIN MFG INC·Filed 2018·Granted Dec 28, 2021·2 cites·8 claims
- 1481US10088059B2Spreader with rotary slide gateCHAPIN MFG INC·Filed 2017·Granted Oct 2, 2018·3 cites·2 claims
- 1580US10472139B2Dosing cap and system and method of using sameCHAPIN MFG INC·Filed 2017·Granted Nov 12, 2019·3 cites·12 claims
- 1680US7695060B2Swing tray for a child booster seatOPTILIFE PRODUCTS INC·Filed 2006·Granted Apr 13, 2010·28 cites·8 claims
- 1776US11213841B2Wet/dry hose end sprayerCHAPIN MFG INC·Filed 2019·Granted Jan 4, 2022·1 cites·19 claims
- 1876US10736263B2Controlled-release spreaderCHAPIN MFG INC·Filed 2018·Granted Aug 11, 2020·4 cites·12 claims
- 1976USD834901SHand-held spreaderCHAPIN MFG INC·Filed 2017·Granted Dec 4, 2018·15 cites·1 claims
- 2073US12023704B2Wet/dry hose end sprayerCHAPIN MFG INC·Filed 2022·Granted Jul 2, 2024·0 cites·15 claims
- 2173US10786788B2Fluid injection system with fertigation basketCHAPIN MFG INC·Filed 2018·Granted Sep 29, 2020·1 cites·13 claims
- 2268USD902349SBackpack sprayer with internal pumpCHAPIN MFG INC·Filed 2019·Granted Nov 17, 2020·11 cites·1 claims
- 2368USD850495SDosing capCHAPIN MFG INC·Filed 2017·Granted Jun 4, 2019·10 cites·1 claims
- 2466US10464087B2Mix on demand sprayerCHAPIN MFG INC·Filed 2017·Granted Nov 5, 2019·1 cites·17 claims
- 2559US10850240B2Fluid injection systemCHAPIN MFG INC·Filed 2017·Granted Dec 1, 2020·0 cites·12 claims
- 2659USD853446SControlled-release spreaderCHAPIN MFG INC·Filed 2018·Granted Jul 9, 2019·7 cites·1 claims
- 2755US11110474B2Fluid control assembly for mix-on-demand sprayerCHAPIN MFG INC·Filed 2019·Granted Sep 7, 2021·0 cites·11 claims
- 2855USD855420SIrrigation injectorCHAPIN MFG INC·Filed 2017·Granted Aug 6, 2019·6 cites·1 claims
- 2955US2008083061A1Adjustable potty training seat waste disposal receptacle and linerDUBIEL DAVID·Filed 2006·Application pending·0 cites
- 3052USD973840SDual chamber backpack sprayerCHAPIN MFG INC·Filed 2019·Granted Dec 27, 2022·5 cites·1 claims
- 3148USD824737SHand-held spreaderCHAPIN MFG INC·Filed 2017·Granted Aug 7, 2018·4 cites·1 claims
- 3247USD870850SConcentrate tank for a sprayerCHAPIN MFG INC·Filed 2017·Granted Dec 24, 2019·4 cites·1 claims
- 3343USD877291SDiluent tank for a sprayerCHAPIN MFG INC·Filed 2017·Granted Mar 3, 2020·3 cites·1 claims
- 3440US11483965B2Hand-held spreader having a base attachable to a plurality of different hoppersCHAPIN MFG INC·Filed 2018·Granted Nov 1, 2022·0 cites·13 claims
- 3536US2015104277A1Product cartridge for transporting productGT CRYSTAL SYSTEMS LLC·Filed 2014·Application pending·0 cites
- 3635USD849490SIrrigation injectorCHAPIN MFG INC·Filed 2017·Granted May 28, 2019·1 cites·1 claims
- 3734USD902347SModular frame for a backpack sprayerCHAPIN MFG INC·Filed 2019·Granted Nov 17, 2020·1 cites·1 claims
- 3832US10202704B2Side feed system for Czochralski growth of silicon ingotsGTAT IP HOLDING LLC·Filed 2012·Granted Feb 12, 2019·0 cites·10 claims
- 3930USD850871SFluid additive injectorCHAPIN MFG INC·Filed 2017·Granted Jun 11, 2019·0 cites·1 claims
- 4029USD816721SDual slide gate for spreaderCHAPIN MFG INC·Filed 2016·Granted May 1, 2018·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →