Inventor · disambiguated record
Darrell N. Chelcun
Also filed as: CHELCUN DARRELL · CHELCUN DARRELL N
11 granted patents·354 citations·filing 1978–2012
92Inventor score
Top patents by PatentIndex Score
11 records- 0196US8605394B2Apparatus, method, and system for monitoring leakage current and detecting fault conditions in electrical systemsCROOKHAM JOE P·Filed 2010·Granted Dec 10, 2013·28 cites·17 claims
- 0291US4958911ALiquid crystal display module having housing of C-shaped cross sectionJONAND INC·Filed 1988·Granted Sep 25, 1990·97 cites·34 claims
- 0389US8320089B1Apparatus, method, and system for integrating ground fault circuit interrupters in equipment-grounded high voltage systemsCHELCUN DARRELL N·Filed 2010·Granted Nov 27, 2012·11 cites·20 claims
- 0489US4227045AData processing protocol systemHONEYWELL INC·Filed 1978·Granted Oct 7, 1980·80 cites·24 claims
- 0581US8537516B1Apparatus, method, and system for monitoring of equipment and earth ground systemsCHELCUN DARRELL N·Filed 2009·Granted Sep 17, 2013·12 cites·22 claims
- 0679US5838077AControl system for switching loads on zero crossingPITTWAY CORP·Filed 1995·Granted Nov 17, 1998·45 cites·18 claims
- 0778USD308863SFingerprint readerTHUMB SCAN INC·Filed 1987·Granted Jun 26, 1990·22 cites·1 claims
- 0877US8537021B1Apparatus, method, and system for improved control and monitoring of electrical systemsGORDIN MYRON·Filed 2010·Granted Sep 17, 2013·7 cites·29 claims
- 0973US4209840AData processing protocol systemHONEYWELL INC·Filed 1978·Granted Jun 24, 1980·37 cites·15 claims
- 1062US8614869B1Apparatus, method, and system for integrating ground fault circuit interrupters in equipment-grounded high voltage systemsMUSCO CORP·Filed 2012·Granted Dec 24, 2013·1 cites·8 claims
- 1147US4332013ACharacterizable distribution means in a supervisory and control systemMCC POWERS·Filed 1980·Granted May 25, 1982·14 cites·45 claims
Join the waitlist — get patent alerts
Get an alert when Darrell N. Chelcun files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →