Assignee
PONG MAN HAY
HK·1 granted patent·2 pending applications·0 citations·filing 2009–2019
Top patents by PatentIndex Score
3 records- 0140US2021155457A1Elevator system with multiple independent cars in a 2-dimensional hoistwayPONG MAN HAY·Filed 2019·Application pending·0 cites
- 0237US8412486B2Power converter remaining life estimationPONG MAN HAY·Filed 2009·Granted Apr 2, 2013·0 cites·29 claims
- 0333US2010277077A1Apparatus and method to enhance the life of Light Emitting diode (LED) devices in an LED matrixPONG MAN HAY·Filed 2010·Application pending·0 cites
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