Inventor · disambiguated record
Po-Hsin Liu
Also filed as: LIU PO-HSIN
12 granted patents·91 citations·filing 1991–2015
89Inventor score
Files withNORTHROP GRUMMAN SPACE & MSN5NORTHROP GRUMMAN SYSTEMS CORP3NORTHROP GRUMMAN CORP2NAMBA CAROL O1TRW INC1
Top patents by PatentIndex Score
12 records- 0188US7897446B2Method of forming a high electron mobility transistor hemt, utilizing self-aligned miniature field mitigating plate and protective dielectric layerNORTHROP GRUMMAN SYSTEMS CORP·Filed 2010·Granted Mar 1, 2011·12 cites·11 claims
- 0285US7800132B2High electron mobility transistor semiconductor device having field mitigating plate and fabrication method thereofNORTHROP GRUMMAN SYSTEMS CORP·Filed 2007·Granted Sep 21, 2010·14 cites·9 claims
- 0375US7750370B2High electron mobility transistor having self-aligned miniature field mitigating plate on a protective dielectric layerNORTHROP GRUMMAN SPACE & MSN·Filed 2007·Granted Jul 6, 2010·6 cites·7 claims
- 0474US5262660AHigh power pseudomorphic gallium arsenide high electron mobility transistorsTRW INC·Filed 1991·Granted Nov 16, 1993·44 cites·11 claims
- 0567US7411226B2High electron mobility transistor (HEMT) structure with refractory gate metalNORTHROP GRUMMAN CORP·Filed 2005·Granted Aug 12, 2008·5 cites·12 claims
- 0665US7709860B2High electron mobility transistor semiconductor device and fabrication method thereofNORTHROP GRUMMAN SPACE & MSN·Filed 2009·Granted May 4, 2010·2 cites·5 claims
- 0765US7582518B2High electron mobility transistor semiconductor device and fabrication method thereofNORTHROP GRUMMAN SPACE & MSN·Filed 2006·Granted Sep 1, 2009·3 cites·14 claims
- 0861US7608865B1Club extension to a T-gate high electron mobility transistorNORTHROP GRUMMAN SPACE & MSN·Filed 2008·Granted Oct 27, 2009·1 cites·12 claims
- 0959US7800766B2Method and apparatus for detecting and adjusting substrate heightNORTHROP GRUMMAN SPACE & MSN·Filed 2007·Granted Sep 21, 2010·2 cites·11 claims
- 1057US9583589B1Self-aligned double gate recess for semiconductor field effect transistorsNORTHROP GRUMMAN SYSTEMS CORP·Filed 2015·Granted Feb 28, 2017·1 cites·19 claims
- 1142US6569763B1Method to separate a metal film from an insulating film in a semiconductor device using adhesive tapeNORTHROP GRUMMAN CORP·Filed 2002·Granted May 27, 2003·1 cites·13 claims
- 1232US9048184B2Method of forming a gate contactNAMBA CAROL O·Filed 2013·Granted Jun 2, 2015·0 cites·16 claims
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