Assignee
CROWN SCREW CORP
JP·3 granted patents·42 citations·filing 1980–2015
Top patents by PatentIndex Score
3 records- 0163US4368552AMethod of making self tapping thread forming screwCROWN SCREW CORP·Filed 1980·Granted Jan 18, 1983·22 cites·7 claims
- 0248US9926962B2Self-tapping screw and method of manufacturing the sameCROWN SCREW CORP·Filed 2015·Granted Mar 27, 2018·0 cites·2 claims
- 0348US4659246AStructure for screwing object on sheet metalCROWN SCREW CORP·Filed 1986·Granted Apr 21, 1987·20 cites·5 claims
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