Individual holder
CHENG CHIN Y
US·2 granted patents·8 citations·filing 1990–2003
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0141US6951478B2Method and apparatus for three-phase to single-phase power distributionCHENG CHIN Y·Filed 2003·Granted Oct 4, 2005·3 cites·26 claims
- 0231US5051883AMethod and an apparatus for full wave rectification of a three-phase signal operating in a wye configurationCHENG CHIN Y·Filed 1990·Granted Sep 24, 1991·5 cites·9 claims
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