Inventor · disambiguated record
Tat C. Choi
Also filed as: CHOI TAT · CHOI TAT C · CHOI TAT CHEUNG
8 granted patents·320 citations·filing 1988–2012
89Inventor score
Top patents by PatentIndex Score
8 records- 0192US8237414B1Multi-mode charger deviceLI XIANXIN·Filed 2009·Granted Aug 7, 2012·109 cites·7 claims
- 0285US9030155B1Multi-mode charger deviceLI XIANXIN·Filed 2012·Granted May 12, 2015·14 cites·19 claims
- 0385US5742349AMemory efficient video graphics subsystem with vertical filtering and scan rate conversionCHRONTEL INC·Filed 1996·Granted Apr 21, 1998·88 cites·12 claims
- 0475US4951112ATriple-poly 4T static ram cell with two independent transistor gatesADVANCED MICRO DEVICES INC·Filed 1988·Granted Aug 21, 1990·37 cites·5 claims
- 0572US5473342AMethod and apparatus for on-the-fly multiple display mode switching in high-resolution bitmapped graphics systemCHRONTEL INC·Filed 1993·Granted Dec 5, 1995·44 cites·8 claims
- 0665US6573769B1Phase-locked loop (PLL) with mixer for subtracting outer-band phase noisePERICOM SEMICONDUCTOR CORP·Filed 2002·Granted Jun 3, 2003·14 cites·12 claims
- 0754US8044711B1Clock signal noise shapingPERICOM SEMICONDUCTOR CORP·Filed 2010·Granted Oct 25, 2011·1 cites·15 claims
- 0845US4912540AReduced area butting contact structureADVANCED MICRO DEVICES INC·Filed 1988·Granted Mar 27, 1990·13 cites·33 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →