Inventor · disambiguated record
Cheung W. Keung
Also filed as: KEUNG CHEUNG W
3 granted patents·65 citations·filing 1991–1992
73Inventor score
Technology areasG09B
Top patents by PatentIndex Score
3 records- 0163USD359526SElectronic educational toyTECTRON MFG HK LIMITED·Filed 1992·Granted Jun 20, 1995·15 cites·1 claims
- 0263US5372511AEducational toysTECTRON MANUFACTURING HK LIMIT·Filed 1992·Granted Dec 13, 1994·43 cites·17 claims
- 0348USD336316SToy motorcycleWANG SHING PLASTIC FACTORY LTD·Filed 1991·Granted Jun 8, 1993·7 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →