Inventor · disambiguated record
Y. Cheng
Also filed as: CHENG Y C · CHENG Y P
2 granted patents·2 pending applications·32 citations·filing 1979–2006
61Inventor score
Top patents by PatentIndex Score
4 records- 0153US5505382AApparatus for distributing liquid solutionsFiled 1994·Granted Apr 9, 1996·22 cites·17 claims
- 0246US4287513ADoor knob alarm deviceINT QUARTZ LTD·Filed 1979·Granted Sep 1, 1981·10 cites·19 claims
- 0342US2007120962A1Cordless IP video phone systemGOLDPEX TECHNOLOGY LTD·Filed 2006·Application pending·0 cites
- 0437US2004150713A1Cordless IP video phoneFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →