Assignee
SEH AMERICA
US·5 granted patents·79 citations·filing 1993–1999
Top patents by PatentIndex Score
5 records- 0161US6346460B1Low cost silicon substrate with impurity gettering and latch up protection and method of manufactureSEH AMERICA·Filed 1999·Granted Feb 12, 2002·25 cites·19 claims
- 0254US6262855B1Infrared laser beam viewing apparatusSEH AMERICA·Filed 1998·Granted Jul 17, 2001·20 cites·12 claims
- 0352US5306939AEpitaxial silicon wafers for CMOS integrated circuitsSEH AMERICA·Filed 1993·Granted Apr 26, 1994·14 cites·17 claims
- 0446US6258177B1Apparatus for cleaning the grooves of lapping platesSEH AMERICA·Filed 1999·Granted Jul 10, 2001·11 cites·3 claims
- 0545US5827367AApparatus for improving mechanical strength of the neck section of czochralski silicon crystalSEH AMERICA·Filed 1996·Granted Oct 27, 1998·9 cites·45 claims
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