Inventor · disambiguated record
Philip Ching
Also filed as: CHING PHILIP · CHING PHILIP B F
3 granted patents·45 citations·filing 1994–2002
70Inventor score
Top patents by PatentIndex Score
3 records- 0180US7078946B2Analog PLL with switched capacitor resampling filterZARLINK SEMICONDUCTOR INC·Filed 2002·Granted Jul 18, 2006·31 cites·16 claims
- 0239US6813350B2Method and apparatus for detecting dual tone alerting signal in telephone systemsZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Nov 2, 2004·4 cites·34 claims
- 0332US5917872ASingle chip device for decoding analog signals carrying digital dataMITEL CORP·Filed 1994·Granted Jun 29, 1999·10 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →