Inventor · disambiguated record
Randall C. Gilleland
Also filed as: CHANCE DAVEY J · GILLELAND RANDALL C
25 granted patents·194 citations·filing 1974–1986
96Inventor score
Top patents by PatentIndex Score
25 records- 0168US4078163AProgrammable current control system for wire electrode electrical discharge machining apparatusBELL JR OLIVER A·Filed 1975·Granted Mar 7, 1978·19 cites·9 claims
- 0265US4292490AElectrical discharge machining power supply with digitally controlled on and off time and protective systemCOLT IND OPERATING CORP·Filed 1979·Granted Sep 29, 1981·16 cites·10 claims
- 0365US4267423AProtection circuit for electrical discharge machining power supplyCOLT IND OPERATING CORP·Filed 1979·Granted May 12, 1981·16 cites·6 claims
- 0462US4152569AServo feed circuit for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1977·Granted May 1, 1979·15 cites·6 claims
- 0559US4460815ACurrent limit system and method for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1982·Granted Jul 17, 1984·10 cites·12 claims
- 0658US3987271AElectrical discharge machining power supply circuitCOLT IND OPERATING CORP·Filed 1974·Granted Oct 19, 1976·13 cites·2 claims
- 0754US4303957AGap condition sensing circuit for electrical discharge machining power supplyCOLT IND OPERATING CORP·Filed 1979·Granted Dec 1, 1981·11 cites·11 claims
- 0854US4296302AAdaptive control of gap voltage and power to control servo operation of an electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1979·Granted Oct 20, 1981·11 cites·7 claims
- 0950US4320278AServo feed system for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1979·Granted Mar 16, 1982·9 cites·8 claims
- 1050US4319114ACurrent limit system for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1979·Granted Mar 9, 1982·9 cites·7 claims
- 1150US4238660AMulti-lead servo feed system for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1978·Granted Dec 9, 1980·9 cites·4 claims
- 1248US4084074AWire electrode protection system for electrical discharge machiningCOLT IND OPERATING CORP·Filed 1974·Granted Apr 11, 1978·9 cites·4 claims
- 1345US4306135APower output module for electrical discharge machining power supply circuitCOLT IND OPERATING CORP·Filed 1979·Granted Dec 15, 1981·7 cites·7 claims
- 1445US4258243AOver current protection system for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1979·Granted Mar 24, 1981·7 cites·14 claims
- 1545US4002885AServo feed system for a wire electrode type electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1975·Granted Jan 11, 1977·8 cites·20 claims
- 1642US4320279AProgrammable pulse generator for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1979·Granted Mar 16, 1982·6 cites·4 claims
- 1735US4249059AGap condition light indicator system for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1977·Granted Feb 3, 1981·3 cites·4 claims
- 1835US4151388ACurrent control system for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1977·Granted Apr 24, 1979·3 cites·13 claims
- 1935US4056702AElectrical discharge machining power circuitCOLT IND OPERATING CORP·Filed 1975·Granted Nov 1, 1977·3 cites·6 claims
- 2033US4267422APower supply circuit of the high voltage type for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1979·Granted May 12, 1981·2 cites·5 claims
- 2133US4254320APower output module for electrical discharge machining power supply circuitCOLT IND OPERATING CORP·Filed 1979·Granted Mar 3, 1981·2 cites·5 claims
- 2232US4471198ACut-off protection system for electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1982·Granted Sep 11, 1984·2 cites·4 claims
- 2331US4242560AServo feed system for an electrical discharge machining apparatusCOLT IND OPERATING CORP·Filed 1979·Granted Dec 30, 1980·1 cites·7 claims
- 2430US4786778AElectrical discharge machining fine finish circuit with symmetrical waveform in both polaritiesHO KUANG TA·Filed 1986·Granted Nov 22, 1988·3 cites·7 claims
- 2527US4134000AProtection circuit for electrical discharge machining power supply apparatusCOLT IND OPERATING CORP·Filed 1977·Granted Jan 9, 1979·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →