Inventor · disambiguated record
Zev Kopel
Also filed as: KOPEL ZEV · KOPEL ZEV W
10 granted patents·5 pending applications·352 citations·filing 1992–2018
91Inventor score
Top patents by PatentIndex Score
15 records- 0192US6078729AFoam, drain and fill control system for humidifierNAT ENVIRONMENTAL PROD·Filed 1997·Granted Jun 20, 2000·120 cites·45 claims
- 0286US7119308B2Forced-air heater control system and methodKOPEL ZEV·Filed 2005·Granted Oct 10, 2006·27 cites·16 claims
- 0373US9958083B1Force limited valve actuator and method thereforNAT ENVIRONMENTAL PROD·Filed 2016·Granted May 1, 2018·3 cites·11 claims
- 0473US5583301AUltrasound air velocity detector for HVAC ducts and method thereforNAT ENVIRONMENTAL PROD·Filed 1994·Granted Dec 10, 1996·33 cites·14 claims
- 0571US5744923AMicroprocessor-based controller for actuator motors with capacitive power backup and method thereforNAT ENVIRONMENTAL PROD·Filed 1996·Granted Apr 28, 1998·76 cites·40 claims
- 0667US5278454AEmergency capacitive energy source and circuit for damper motors and actuator motorsNAT ENVIRONMENTAL PROD·Filed 1992·Granted Jan 11, 1994·52 cites·10 claims
- 0766US6792963B2Coolant fed humidifier having siphon drain and method thereforNAT ENVIRONMENTAL PROD·Filed 2002·Granted Sep 21, 2004·17 cites·27 claims
- 0864US7012223B2Forced-air heater control system and methodNAT ENVIRONMENTAL PROD·Filed 2003·Granted Mar 14, 2006·14 cites·38 claims
- 0961US7534306B2Steam humidifier and methodNAT ENVIRONMENTAL PROD·Filed 2005·Granted May 19, 2009·3 cites·4 claims
- 1056US7011300B2Steam humidifier and methodNAT ENVIRONMENTAL PROD·Filed 2003·Granted Mar 14, 2006·7 cites·31 claims
- 1148US2018231138A1Force Limited Valve Actuator and Method ThereforNAT ENVIRONMENTAL PROD·Filed 2018·Application pending·0 cites
- 1245US2015115053A1Eyelet for Steam Humidification SystemNAT ENVIRONMENTAL PROD·Filed 2013·Application pending·0 cites
- 1342US2014203459A1Steam humidification systemKOPEL ZEV W·Filed 2013·Application pending·0 cites
- 1442US2006016201A1Actuator alarm for critical environments or applicationsNAT ENVIRONMENTAL PROD·Filed 2004·Application pending·0 cites
- 1532US2017157527A1Humidification System with Pressure Condensate Return and Method ThereforNAT ENV PRODUCTS LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →