Inventor

CHENG CHIN CHUNG

TW7 patents

⚠️ This page may combine multiple inventors who share the name “CHENG CHIN CHUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MACROBLOCK INC

4 patents

US7915836B2Mar 29, 2011

Light-emitting diode driving circuit

MACROBLOCK INC8 citations81

US8890416B2Nov 18, 2014

LED driving device

MACROBLOCK INC3 citations59

US8344636B2Jan 1, 2013

Fixed frequency dimming method and fixed frequency dimming circuit for light emitting module

MACROBLOCK INC4 citations59

US8884538B2Nov 11, 2014

Light-emitting diode driving circuit

MACROBLOCK INC1 citations49

(unassigned)

2 patents

US6119330ASep 19, 2000

Fully automatic cutting metal-working machine

18 citations79

US6871389B2Mar 29, 2005

Workpiece feeder for a cutting metal-working machine or the like

9 citations69

CHENG CHIN CHUNG

1 patent

US9908645B2Mar 6, 2018

Portable container and method of manufacturing the same

CHENG CHIN CHUNG0 citations42