Inventor · disambiguated record
Yuan Fang Cheng
Also filed as: CHENG YUAN F · CHENG YUAN FANG
55 granted patents·6 pending applications·1,140 citations·filing 2000–2024
99Inventor score
Top patents by PatentIndex Score
61 records- 0199US6530098B1Multiple tool deviceALLWAY TOOLS·Filed 2001·Granted Mar 11, 2003·99 cites·12 claims
- 0298US7815494B2Sanding apparatus with molded elastomeric padALLWAY TOOLS·Filed 2009·Granted Oct 19, 2010·67 cites·37 claims
- 0398US7632174B2Sanding apparatus with molded elastomeric padALLWAY TOOLS·Filed 2008·Granted Dec 15, 2009·65 cites·25 claims
- 0497US8938883B2Cutting implementsGRINGER DONALD·Filed 2011·Granted Jan 27, 2015·43 cites·8 claims
- 0593US7488242B2Sanding apparatus with molded elastomeric padALLWAY TOOLS·Filed 2005·Granted Feb 10, 2009·20 cites·26 claims
- 0692USD783917SPaint containerALLWAY TOOLS·Filed 2016·Granted Apr 11, 2017·40 cites·1 claims
- 0792USD453251SWood scraperALLWAY TOOLS·Filed 2000·Granted Jan 29, 2002·47 cites·1 claims
- 0891USD744186SPaint container with handleALLWAY TOOLS·Filed 2014·Granted Nov 24, 2015·44 cites·1 claims
- 0991USD537591SSoft boot for glass scraperALLWAY TOOLS·Filed 2005·Granted Feb 27, 2007·43 cites·1 claims
- 1091US7134576B2Multifunction pouring spout and removable lidALLWAY TOOLS·Filed 2004·Granted Nov 14, 2006·33 cites·57 claims
- 1191USD479375SDetail scraperALLWAY TOOLS·Filed 2002·Granted Sep 2, 2003·43 cites·1 claims
- 1290USD660675STwin blade head for a knifeGRINGER DONALD·Filed 2011·Granted May 29, 2012·42 cites·1 claims
- 1390US8087554B2Multifunction pouring spout with pivoting handleGRINGER DONALD·Filed 2007·Granted Jan 3, 2012·22 cites·29 claims
- 1490US7325313B2Utility knife with quick release housingALLWAY TOOLS·Filed 2006·Granted Feb 5, 2008·25 cites·18 claims
- 1589US9102068B2Multifunction safety knifeALLWAY TOOLS·Filed 2013·Granted Aug 11, 2015·18 cites·14 claims
- 1689US6832438B1Utility knife with quick release housingALLWAY TOOLS·Filed 2001·Granted Dec 21, 2004·45 cites·11 claims
- 1789US6487778B1Utility knife with pressure reducing slotALLWAY TOOLS·Filed 2001·Granted Dec 3, 2002·57 cites·20 claims
- 1888US7055407B2Soft handle non-retractable utility knife with quick release latch and method for making sameALLWAY TOOLS·Filed 2004·Granted Jun 6, 2006·42 cites·21 claims
- 1986US9302844B1Blade dispenserALLWAY TOOLS·Filed 2015·Granted Apr 5, 2016·5 cites·21 claims
- 2085US8307490B2Multifunction caulk toolGRINGER DONALD·Filed 2010·Granted Nov 13, 2012·19 cites·37 claims
- 2185USD479374STwo-handed scraperALLWAY TOOLS·Filed 2002·Granted Sep 2, 2003·30 cites·1 claims
- 2284US11536037B1Versatile drywall compound toolALLWAY TOOLS·Filed 2021·Granted Dec 27, 2022·1 cites·18 claims
- 2384US9259845B2Carpet cutter assemblyALLWAY TOOLS·Filed 2014·Granted Feb 16, 2016·11 cites·20 claims
- 2483US9199384B2Razor blade assemblyGRINGER DONALD·Filed 2011·Granted Dec 1, 2015·5 cites·20 claims
- 2582US7930830B2Scraper with sliding safety guardALLWAY TOOLS·Filed 2006·Granted Apr 26, 2011·9 cites·11 claims
- 2681US10124624B2Container with attachmentALLWAY TOOLS·Filed 2017·Granted Nov 13, 2018·2 cites·20 claims
- 2781US9522774B2Blade dispenserALLWAY TOOLS·Filed 2016·Granted Dec 20, 2016·3 cites·20 claims
- 2881USD634600SCaulk toolALLWAY TOOLS·Filed 2010·Granted Mar 22, 2011·27 cites·1 claims
- 2980US7346988B2Soft handle non-retractable utility knife with quick release latch and method for making sameALLWAY TOOLS·Filed 2002·Granted Mar 25, 2008·30 cites·6 claims
- 3080US7226205B2Fluid mixing deviceSITE B COMPANY·Filed 2005·Granted Jun 5, 2007·8 cites·11 claims
- 3179USD744711SStackable paint container with pivotable handleALLWAY TOOLS·Filed 2014·Granted Dec 1, 2015·22 cites·1 claims
- 3279US7150102B2Push-pull stripper-scraperALLWAY TOOLS·Filed 2004·Granted Dec 19, 2006·16 cites·38 claims
- 3378USD682065SUtility knifeGRINGER DONALD·Filed 2012·Granted May 14, 2013·19 cites·1 claims
- 3475USD529526SFluid mixerALLWAY TOOLS·Filed 2005·Granted Oct 3, 2006·20 cites·1 claims
- 3575USD516263SSoft boot for glass scraperALLWAY TOOLS·Filed 2003·Granted Feb 28, 2006·17 cites·1 claims
- 3675US6971788B1Fluid mixing deviceSITE B COMPANY·Filed 2004·Granted Dec 6, 2005·17 cites·19 claims
- 3774USD773912SCaulk tool kitALLWAY TOOLS·Filed 2015·Granted Dec 13, 2016·15 cites·1 claims
- 3871US8579114B2Packaging deviceGRINGER DONALD·Filed 2010·Granted Nov 12, 2013·2 cites·4 claims
- 3970USD936419SMixing tool implementALLWAY TOOLS·Filed 2020·Granted Nov 23, 2021·4 cites·1 claims
- 4068USD714633SProtective packageALLWAY TOOLS·Filed 2013·Granted Oct 7, 2014·1 cites·1 claims
- 4168US2008272269A1Hook for paint can and paint brushMORAVSKY STEPHENSON·Filed 2007·Application pending·0 cites
- 4265US12296433B2Sander clamping mechanismALLWAY TOOLS·Filed 2022·Granted May 13, 2025·0 cites·16 claims
- 4365USD925327STool handleALLWAY TOOLS·Filed 2020·Granted Jul 20, 2021·3 cites·1 claims
- 4465US9027798B2Pouring adaptor assembly compatible with multiple bucket lid configurationsALLWAY TOOLS·Filed 2013·Granted May 12, 2015·1 cites·10 claims
- 4564USD922169SHandle of a hand toolALLWAY TOOLS·Filed 2020·Granted Jun 15, 2021·3 cites·1 claims
- 4663US12304097B2Retractable utility knifeALLWAY TOOLS·Filed 2021·Granted May 20, 2025·0 cites·15 claims
- 4763USD575131STool handleALLWAY TOOLS·Filed 2007·Granted Aug 19, 2008·12 cites·1 claims
- 4860US10933517B2Knife with screwdriver bitALLWAY TOOLS·Filed 2018·Granted Mar 2, 2021·1 cites·15 claims
- 4957US2009255129A1Multifunction carton tray cutterGRINGER DONALD·Filed 2008·Application pending·0 cites
- 5056USD785268SLinerALLWAY TOOLS·Filed 2016·Granted Apr 25, 2017·6 cites·1 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →