Chi Ming John LAM

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
DC self-biased vacuum tube differential amplifier with grid-to-cath...
- Patent number 7,733,172
- Issue date Jun 8, 2010
- Chi Ming John Lam
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Single stage balanced voltage amplifier
- Patent number 7,482,867
- Issue date Jan 27, 2009
- Chi Ming John Lam
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
DC Self-Biased Vacuum Tube Differential Amplifier With Grid-to-Cath...
- Publication number 20090212857
- Publication date Aug 27, 2009
- Chi Ming John LAM
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Single Stage Balanced Voltage Amplifier
- Publication number 20070296492
- Publication date Dec 27, 2007
- Chi Ming John LAM
- H03 - BASIC ELECTRONIC CIRCUITRY