Inventor · disambiguated record
Yao-Chung Huang
Also filed as: HUANG YAO · HUANG YAO-CHUNG
53 granted patents·12 pending applications·958 citations·filing 2000–2024
99Inventor score
Files withHO CHENG GARDEN TOOLS CO LTD37HUANG YAO-CHUNG20CHANGZHOU LANGCHENG INTELLIGENT TECH CO LTD4HO CHENG GARDENING TOOLS CO LT1
Top patents by PatentIndex Score
65 records- 0199US7293934B1Telescopically adjustable pipeHO CHENG GARDEN TOOLS CO LTD·Filed 2005·Granted Nov 13, 2007·118 cites·17 claims
- 0298US6883208B1Hedge shear extendable handle enhanced structureFiled 2003·Granted Apr 26, 2005·89 cites·1 claims
- 0397US7774901B1Retractable handle assembly for toolHO CHENG GARDEN TOOLS CO LTD·Filed 2007·Granted Aug 17, 2010·50 cites·18 claims
- 0496US11324169B2Garden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2020·Granted May 10, 2022·4 cites·7 claims
- 0596US10182530B1Handheld gardening gear shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2017·Granted Jan 22, 2019·14 cites·6 claims
- 0696US8225513B2Gardening shears having energy-saving functionHUANG YAO-CHUNG·Filed 2010·Granted Jul 24, 2012·30 cites·3 claims
- 0794US11968935B2Garden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2022·Granted Apr 30, 2024·2 cites·8 claims
- 0894US8166659B2Garden shearsHUANG YAO-CHUNG·Filed 2009·Granted May 1, 2012·30 cites·3 claims
- 0994US6829829B1Gardening pruner provided with means to effectuate efficient transmission of force from handles to blades thereofFiled 2002·Granted Dec 14, 2004·51 cites·2 claims
- 1093US9003667B2Pair of garden scissors with an adjustable cuttingHO CHENG GARDEN TOOLS CO LTD·Filed 2013·Granted Apr 14, 2015·17 cites·10 claims
- 1193US8661691B2Garden shearsHUANG YAO-CHUNG·Filed 2011·Granted Mar 4, 2014·19 cites·3 claims
- 1293US8079150B2Garden shearsHUANG YAO-CHUNG·Filed 2009·Granted Dec 20, 2011·26 cites·6 claims
- 1393US7694387B1Retractable handle assemblyHO CHENG GARDEN TOOLS CO LTD·Filed 2006·Granted Apr 13, 2010·26 cites·17 claims
- 1492US8327549B2Garden shearsHUANG YAO-CHUNG·Filed 2010·Granted Dec 11, 2012·26 cites·5 claims
- 1592US8266804B2Garden shearsHUANG YAO-CHUNG·Filed 2010·Granted Sep 18, 2012·16 cites·6 claims
- 1692US7640666B1Gardening shears without producing a gap between two cutting blades of the gardening shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2007·Granted Jan 5, 2010·23 cites·19 claims
- 1790US7370423B1Long-arm gardening shears having angle adjustable functionHO CHENG GARDEN TOOLS CO LTD·Filed 2005·Granted May 13, 2008·19 cites·17 claims
- 1889US10201131B1Foldable gardening shearHUANG YAO CHUNG·Filed 2017·Granted Feb 12, 2019·6 cites·7 claims
- 1989US6681492B1Tree pruner provided with means to facilitate a series of continuous scissors actions on the same incisionFiled 2002·Granted Jan 27, 2004·34 cites·1 claims
- 2087US7895757B1Gardening shears having energy-saving functionHO CHENG GARDEN TOOLS CO LTD·Filed 2008·Granted Mar 1, 2011·25 cites·16 claims
- 2186US8584368B2Position restriction structure of scissorsHUANG YAO-CHUNG·Filed 2011·Granted Nov 19, 2013·8 cites·4 claims
- 2282US7451544B1Gardening shears having double functionsHO CHENG GARDEN TOOLS CO LTD·Filed 2005·Granted Nov 18, 2008·10 cites·16 claims
- 2382US6446343B1Structure for improving efficiency of a movable jaw of a tree prunerHO CHENG GARDEN TOOLS CO LTD·Filed 2001·Granted Sep 10, 2002·21 cites·2 claims
- 2481US7650992B1Combination of gardening shears and suspension rack to provide exhibition functionHO CHENG GARDEN TOOLS CO LTD·Filed 2008·Granted Jan 26, 2010·8 cites·12 claims
- 2579US8601698B2Garden shears that avoid loosening of a shaft pinHUANG YAO-CHUNG·Filed 2011·Granted Dec 10, 2013·5 cites·1 claims
- 2679US8590165B2Extended reach garden shearsHUANG YAO-CHUNG·Filed 2010·Granted Nov 26, 2013·5 cites·7 claims
- 2779US8572853B2Garden shearsHUANG YAO-CHUNG·Filed 2010·Granted Nov 5, 2013·5 cites·2 claims
- 2879USD638675SGardening shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted May 31, 2011·24 cites·1 claims
- 2978US6385852B1Tree prunerHO CHENG GARDEN TOOLS CO LTD·Filed 2001·Granted May 14, 2002·17 cites·3 claims
- 3077USD638674SGardening shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted May 31, 2011·21 cites·1 claims
- 3177USD638676SGardening shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted May 31, 2011·22 cites·1 claims
- 3274USD635417SGarden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted Apr 5, 2011·19 cites·1 claims
- 3371US12457943B2Garden shears structureHO CHENG GARDEN TOOLS CO LTD·Filed 2024·Granted Nov 4, 2025·0 cites·6 claims
- 3471USD638673SGardening shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted May 31, 2011·17 cites·1 claims
- 3570US6981326B1Gardening scissors provided with a protective cover on the seamHO CHENG GARDENING TOOLS CO LT·Filed 2004·Granted Jan 3, 2006·12 cites·5 claims
- 3669USD634995SGarden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted Mar 29, 2011·15 cites·1 claims
- 3769USD634994SGarden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted Mar 29, 2011·15 cites·1 claims
- 3868US6543958B2Connection structure for a gardening implementHO CHENG GARDEN TOOLS CO LTD·Filed 2001·Granted Apr 8, 2003·15 cites·3 claims
- 3967US6983584B1Gardening rake with improved structureHO CHENG GARDEN TOOLS CO LTD·Filed 2004·Granted Jan 10, 2006·14 cites·1 claims
- 4065USD671809SGarden shearsHUANG YAO-CHUNG·Filed 2011·Granted Dec 4, 2012·13 cites·1 claims
- 4164USD634993SGarden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted Mar 29, 2011·12 cites·1 claims
- 4262USD638677SGardening shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted May 31, 2011·11 cites·1 claims
- 4361US2009151169A1Gardening Shears Having Energy-Saving FunctionHUANG YAO-CHUNG·Filed 2009·Application pending·0 cites
- 4459USD635418SPair of shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted Apr 5, 2011·10 cites·1 claims
- 4558USD578841SPair of handles for gardening scissorsHO CHENG GARDEN TOOLS CO LTD·Filed 2007·Granted Oct 21, 2008·10 cites·1 claims
- 4657USD635416SGarden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted Apr 5, 2011·9 cites·1 claims
- 4757USD634594SGarden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2010·Granted Mar 22, 2011·9 cites·1 claims
- 4855US2020338713A1Gardening toolHUANG YAO CHUNG·Filed 2019·Application pending·0 cites
- 4954US2014053413A1Garden shearsHUANG YAO-CHUNG·Filed 2012·Application pending·0 cites
- 5054US2022061224A1Garden shearsHO CHENG GARDEN TOOLS CO LTD·Filed 2020·Application pending·0 cites
Showing the top 50 of 65 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →