Inventor · disambiguated record
Kam Fai Ngai
Also filed as: NGAI KAM FAI · NGAI KAM FAI DANNY
5 granted patents·1 pending application·121 citations·filing 1990–2014
81Inventor score
Technology areasA63H
Top patents by PatentIndex Score
6 records- 0188US5174569ARoute diverter for a slot racing trackARTIN IND CO LTD·Filed 1990·Granted Dec 29, 1992·71 cites·4 claims
- 0260US6176760B1Toy racing car track bridgeARTIN IND CO LTD·Filed 1999·Granted Jan 23, 2001·21 cites·10 claims
- 0360US2009241798A1Method and device for transporting toy moving object between dislocated slot track segmentsARTIN IND CO LTD·Filed 2009·Application pending·0 cites
- 0449US9522339B2Toy slot car with protective cover for conductive elementsARTIN INT LTD·Filed 2014·Granted Dec 20, 2016·0 cites·13 claims
- 0549US6227932B1Toy racing car track systemARTIN IND CO LTD·Filed 1999·Granted May 8, 2001·15 cites·7 claims
- 0647US6173654B1Toy racing car track systemARTIN IND CO LTD·Filed 1999·Granted Jan 16, 2001·14 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →