Inventor · disambiguated record
Chan Sik Leung
Also filed as: LEUNG CHAN · LEUNG CHAN SIK
12 granted patents·273 citations·filing 1998–2017
92Inventor score
Top patents by PatentIndex Score
12 records- 0190US6142644AFlashlight with slow motion lamp assemblyFiled 1999·Granted Nov 7, 2000·63 cites·16 claims
- 0284US8653942B2Portable biometric lighterGIBSON JOHN·Filed 2008·Granted Feb 18, 2014·12 cites·20 claims
- 0380US9940499B2Portable biometric lighterJOHN GIBSON ENTPR INC·Filed 2017·Granted Apr 10, 2018·2 cites·10 claims
- 0480US6024215ACompact disc carrierFiled 1999·Granted Feb 15, 2000·33 cites·20 claims
- 0579US6178085B1Calculator lid mechanismCCL PRODUCTS ENTPR INC·Filed 1998·Granted Jan 23, 2001·96 cites·9 claims
- 0674US9734378B2Portable biometric lighterJOHN GIBSON ENTPR INC·Filed 2014·Granted Aug 15, 2017·3 cites·18 claims
- 0770USD437521SPortable compact disc carrierFiled 1999·Granted Feb 13, 2001·16 cites·1 claims
- 0860USD415585SFlashlightCCL PRODUCTS ENTPR INC·Filed 1998·Granted Oct 19, 1999·11 cites·1 claims
- 0954USD422300SCalculatorLEUNG CHAN SIK·Filed 1999·Granted Apr 4, 2000·10 cites·1 claims
- 1047USD424604SCalculatorCCL PRODUCTS ENTPR INC·Filed 1998·Granted May 9, 2000·6 cites·1 claims
- 1143US6206281B1Calculator with automatic slow motion deploymentCCL PRODUCTS ENTPR INC·Filed 1999·Granted Mar 27, 2001·17 cites·14 claims
- 1240USD413811STravel clockCCL PRODUCTS ENTPR INC·Filed 1998·Granted Sep 14, 1999·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →