Assignee
TWENTYFIRST CENTURY CORP
US·4 granted patents·466 citations·filing 1995–1997
Top patents by PatentIndex Score
4 records- 0194US5595670AMethod of high speed high power weldingTWENTYFIRST CENTURY CORP·Filed 1995·Granted Jan 21, 1997·225 cites·42 claims
- 0292US5603853AMethod of high energy density radiation beam lap weldingTWENTYFIRST CENTURY CORP·Filed 1995·Granted Feb 18, 1997·167 cites·67 claims
- 0380US5591360AMethod of butt weldingTWENTYFIRST CENTURY CORP·Filed 1995·Granted Jan 7, 1997·57 cites·52 claims
- 0439US5848091ALaser resonator with improved output beam characteristicsTWENTYFIRST CENTURY CORP·Filed 1997·Granted Dec 8, 1998·17 cites·19 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →