James D. Heckelman

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Norwalk, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Electronic detonator, electronic ignition module (EIM) and firing c...
- Patent number 10,359,264
- Issue date Jul 23, 2019
- Austin Star Detonator Company
- Gimtong Teowee
- F42 - AMMUNITION BLASTING
Information Patent Grant
Detonating cord and continuity verification system
- Patent number 4,455,941
- Issue date Jun 26, 1984
- Richard E. Walker
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Detonating cord and continuity verification system
- Patent number 4,403,143
- Issue date Sep 6, 1983
- Research Energy of Ohio, Inc.
- Richard E. Walker
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Digital anti-theft locking circuit
- Patent number 4,318,005
- Issue date Mar 2, 1982
- James D. Heckelman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Alarm system
- Patent number 4,188,621
- Issue date Feb 12, 1980
- Dan-Mar Co. Inc.
- James D. Heckelman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Homing device
- Patent number 4,152,703
- Issue date May 1, 1979
- Dan-Mar Co.
- Robert A. Ziemke
- G01 - MEASURING TESTING
Information Patent Grant
Blasting machine
- Patent number 3,999,076
- Issue date Dec 21, 1976
- Research Energy of Ohio, Inc.
- James D. Heckelman
- F42 - AMMUNITION BLASTING
Information Patent Grant
Blasting machine
- Patent number 3,959,670
- Issue date May 25, 1976
- Research Energy of Ohio, Inc.
- James D. Heckelman
- F42 - AMMUNITION BLASTING

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC DETONATOR, ELECTRONIC IGNITION MODULE (EIM) AND FIRING C...
- Publication number 20180045498
- Publication date Feb 15, 2018
- Austin Star Detonator Company
- Gimtong Teowee
- F42 - AMMUNITION BLASTING
Information Patent Application
METHOD AND APPARATUS TO MEASURE BOREHOLE PRESSURE DURING BLASTING
- Publication number 20160108720
- Publication date Apr 21, 2016
- Austin Powder Company
- Gimtong Teowee
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS TO MEASURE BOREHOLE PRESSURE DURING BLASTING
- Publication number 20130205888
- Publication date Aug 15, 2013
- Austin Powder Company
- Gimtong Teowee
- F42 - AMMUNITION BLASTING