Inventor · disambiguated record
John M. Check
Also filed as: CHECK JOHN · CHECK JOHN M
13 granted patents·1 pending application·296 citations·filing 1976–2000
93Inventor score
Top patents by PatentIndex Score
14 records- 0191US4814573AElectrical discharge machining apparatus with exchangeable electrode refeed cartridgeEX CELL O CORP·Filed 1986·Granted Mar 21, 1989·36 cites·21 claims
- 0289US4739145ASystem for positioning and transferring EDM electrodesEX CELL O CORP·Filed 1986·Granted Apr 19, 1988·30 cites·18 claims
- 0385US5498150AHigh thermal capacity mold assemblyFiled 1995·Granted Mar 12, 1996·56 cites·8 claims
- 0483US4703142AMethod of combining grinding and EDM operation for finishing fuel injector nozzle bodiesEX CELL O CORP·Filed 1986·Granted Oct 27, 1987·22 cites·5 claims
- 0582US6425752B1Bubbler tube with integral inlet pipe and bimetal core for injection molding tools and method of making the bubbler tubeFiled 2000·Granted Jul 30, 2002·21 cites·12 claims
- 0681US5940895AHeated toilet seatKOHLER CO·Filed 1998·Granted Aug 24, 1999·47 cites·5 claims
- 0781US4721839ACombined bore seat face grinding, EDM and lapping method for finishing fuel injector nozzle bodiesEX CELL O CORP·Filed 1986·Granted Jan 26, 1988·20 cites·6 claims
- 0866US4639568AApparatus and method for finishing fuel injector spray tips using EDMEX CELL O CORP·Filed 1984·Granted Jan 27, 1987·20 cites·8 claims
- 0955US4044216AMultiple electrode electrical discharge machiningRAYCON CORP·Filed 1976·Granted Aug 23, 1977·12 cites·11 claims
- 1054US4782203AWire guide for electric discharge machineRAYCON TEXTRON INC·Filed 1987·Granted Nov 1, 1988·11 cites·8 claims
- 1153US4195448ATwo-point contact steady rest followerRAYCON CORP·Filed 1978·Granted Apr 1, 1980·7 cites·3 claims
- 1252US4191878AElectrode positioning gage for multiple electrode electrical discharge machining apparatusRAYCON CORP·Filed 1977·Granted Mar 4, 1980·11 cites·2 claims
- 1337US2002003199A1Core for injection molding toolsFiled 2000·Application pending·0 cites
- 1433US4644125AD.C. motor driven EDM headEX CELL O CORP·Filed 1985·Granted Feb 17, 1987·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →