Assignee
LIU DONGHUA
CN·4 granted patents·1 pending application·7 citations·filing 2011–2012
Top patents by PatentIndex Score
5 records- 0173US8455975B2Parasitic PNP bipolar transistor in a silicon-germanium BiCMOS processLIU DONGHUA·Filed 2011·Granted Jun 4, 2013·4 cites·7 claims
- 0263US8395188B2Silicon-germanium heterojunction bipolar transistorLIU DONGHUA·Filed 2011·Granted Mar 12, 2013·2 cites·10 claims
- 0358US8592870B2Pseudo buried layer and manufacturing method of the same, deep hole contact and bipolar transistorLIU DONGHUA·Filed 2011·Granted Nov 26, 2013·1 cites·11 claims
- 0441US9012279B2SiGe HBT and method of manufacturing the sameLIU DONGHUA·Filed 2012·Granted Apr 21, 2015·0 cites·10 claims
- 0537US2013113078A1Polysilicon-insulator-silicon capacitor in a sige hbt process and manufacturing method thereofLIU DONGHUA·Filed 2012·Application pending·0 cites
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