Inventor · disambiguated record
Sammy Cheung
Also filed as: CHEUNG SAMMY · CHEUNG SAMMY S Y · CHEUNG SAMMY SIU YAT
15 granted patents·509 citations·filing 1995–2013
94Inventor score
Top patents by PatentIndex Score
15 records- 0196US5568081AVariable slew control for output buffersCYPRESS SEMICONDUCTOR CORP·Filed 1995·Granted Oct 22, 1996·166 cites·12 claims
- 0294US6577157B1Fully programmable I/O pin with memoryALTERA CORP·Filed 1998·Granted Jun 10, 2003·101 cites·18 claims
- 0390US6281704B2High-performance interconnectALTERA CORP·Filed 2001·Granted Aug 28, 2001·53 cites·48 claims
- 0485US7243329B2Application-specific integrated circuit equivalents of programmable logic and associated methodsALTERA CORP·Filed 2004·Granted Jul 10, 2007·20 cites·18 claims
- 0583US6489817B1Clock divider using positive and negative edge triggered state machinesALTERA CORP·Filed 2001·Granted Dec 3, 2002·28 cites·43 claims
- 0683US5604711ALow power high voltage switch with gate bias circuit to minimize power consumptionCYPRESS SEMICONDUCTOR CORP·Filed 1995·Granted Feb 18, 1997·59 cites·31 claims
- 0772US8863061B2Application-specific integrated circuit equivalents of programmable logic and associated methodsALTERA CORP·Filed 2013·Granted Oct 14, 2014·2 cites·20 claims
- 0872US6599764B1Isolation testing scheme for multi-die packagesALTERA CORP·Filed 2001·Granted Jul 29, 2003·18 cites·20 claims
- 0968US5572474APseudo-differential sense amplifierCYPRESS SEMICONDUCTOR CORP·Filed 1995·Granted Nov 5, 1996·29 cites·33 claims
- 1066US7870513B2Application-specific integrated circuit equivalents of programmable logic and associated methodsALTERA CORP·Filed 2007·Granted Jan 11, 2011·3 cites·12 claims
- 1157US6239615B1High-performance interconnectALTERA CORP·Filed 1999·Granted May 29, 2001·18 cites·38 claims
- 1244US8504963B2Application-specific integrated circuit equivalents of programmable logic and associated methodsCHUA KAR KENG·Filed 2012·Granted Aug 6, 2013·0 cites·16 claims
- 1343US6154059AHigh performance output bufferALTERA CORP·Filed 1998·Granted Nov 28, 2000·7 cites·16 claims
- 1441US8291355B2Application-specific integrated circuit equivalents of programmable logic and associated methodsCHUA KAR KENG·Filed 2010·Granted Oct 16, 2012·0 cites·20 claims
- 1533US5936973ATest mode latching schemeCYPRESS SEMICONDUCTOR CORP·Filed 1996·Granted Aug 10, 1999·5 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →