Inventor · disambiguated record
John R. Kunz
Also filed as: KUNZ JOHN · KUNZ JOHN R
23 granted patents·2 pending applications·367 citations·filing 2001–2021
96Inventor score
Top patents by PatentIndex Score
25 records- 0195US10174537B1Ribbon coil spring anchor mount system for use in a window counterbalance assemblyJOHN EVANS SONS INC·Filed 2017·Granted Jan 8, 2019·10 cites·19 claims
- 0294US10081972B1Versatile and economic anchor mount for a coil spring in a window counterbalance assemblyJOHN EVANS SONS INC·Filed 2017·Granted Sep 25, 2018·17 cites·18 claims
- 0392US10415287B1Counterbalance system for tilt-in window having a shielded brake shoe structureJOHN EVANS SONS INC·Filed 2016·Granted Sep 17, 2019·12 cites·17 claims
- 0489US8640383B1System and method for retaining a proper interconnection between a tilt-post and a brake shoe in the counterbalance system of a tilt-in windowKUNZ JOHN R·Filed 2012·Granted Feb 4, 2014·18 cites·14 claims
- 0589US8505242B1Counter balance system for a window having side loading sashesKUNZ JOHN R·Filed 2010·Granted Aug 13, 2013·19 cites·11 claims
- 0687US8371068B1System and method for improving the wear life of a brake shoe in the counterbalance system of a tilt-in windowKUNZ JOHN R·Filed 2010·Granted Feb 12, 2013·16 cites·12 claims
- 0786US6990710B2Counterbalance system for a tilt-in window having an improved shoe assembly and anchor mountKUNZ JOHN R·Filed 2003·Granted Jan 31, 2006·40 cites·11 claims
- 0885US8181396B1Mounting system for a coil spring in a window counterbalance assemblyKUNZ JOHN R·Filed 2008·Granted May 22, 2012·18 cites·8 claims
- 0985US7483841B1Project management system and methodEPROJECT MAN LLC·Filed 2001·Granted Jan 27, 2009·75 cites·15 claims
- 1084US8099312B2Project management system and methodJIN YAN·Filed 2009·Granted Jan 17, 2012·17 cites·8 claims
- 1183US11859424B2Window counterbalance brake shoe and spring assembly with improved brake strengthJOHN EVANS SONS INC·Filed 2021·Granted Jan 2, 2024·1 cites·14 claims
- 1283US7966770B1Rounded shoe and position brake assembly for the counterbalance system of a tilt-in windowKUNZ JOHN R·Filed 2005·Granted Jun 28, 2011·17 cites·11 claims
- 1383US6857228B2Counterbalance system for a tilt-in windowJOHN EVANS SONS INC·Filed 2003·Granted Feb 22, 2005·37 cites·12 claims
- 1479US6860066B2Shoeless curl spring counterbalance system for a tilt-in windowJOHN EVANS SONS INC·Filed 2003·Granted Mar 1, 2005·32 cites·8 claims
- 1573US8464466B1Window having a counterbalance system that maximizes egress openingKUNZ JOHN R·Filed 2010·Granted Jun 18, 2013·7 cites·13 claims
- 1673US7980028B1Coil spring counterbalance system for side loading window sashesKUNZ JOHN R·Filed 2007·Granted Jul 19, 2011·9 cites·7 claims
- 1771US9371677B1Brake shoe with contact posts that increase brake strength and improve the interconnection between the brake shoe and a counterbalance spring of a tilt-in windowKUNZ JOHN R·Filed 2013·Granted Jun 21, 2016·5 cites·12 claims
- 1871US9334683B1System and method for providing a more reliable interconnection between a spring and a brake shoe in the counterbalance system of a tilt-in windowKUNZ JOHN R·Filed 2012·Granted May 10, 2016·6 cites·11 claims
- 1970US9995071B2System and method for inhibiting window sash driftJOHN EVANS SONS INC·Filed 2016·Granted Jun 12, 2018·3 cites·10 claims
- 2066US10941599B2Mounting system for mounting a coil spring to a window frame in a sash counterbalance systemJOHN EVANS SONS INC·Filed 2018·Granted Mar 9, 2021·2 cites·13 claims
- 2159US8424245B1Window construction utilizing sash spacer assembliesKUNZ JOHN R·Filed 2009·Granted Apr 23, 2013·5 cites·9 claims
- 2250US8458878B1Coil spring mounting system and method for use in a tilt-in window counterbalance assemblyKUNZ JOHN R·Filed 2010·Granted Jun 11, 2013·1 cites·17 claims
- 2342US9845626B2Removable window sash system with integrated spring biased retainerJOHN EVANS' SONS INC·Filed 2016·Granted Dec 19, 2017·0 cites·8 claims
- 2442US2016298369A1Brake Shoe and Stop that Interlock to Prevent Window Sash Drift During UseJOHN EVANS' SONS INC·Filed 2016·Application pending·0 cites
- 2539US2004206003A1Window sash counterbalance and position locking system for a tilt-in windowFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →