Tz-Liang Chang

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New Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method for detecting light-emitting elements having uniform luminou...
- Patent number 9,000,341
- Issue date Apr 7, 2015
- Nisho Image Tech Inc.
- Harunobu Yoshida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light emitting diode array structure, and printing head and printin...
- Patent number 8,842,146
- Issue date Sep 23, 2014
- Nisho Image Tech Inc.
- Tz-Liang Chang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for compensating and checking light amount of light-emitting...
- Patent number 8,786,199
- Issue date Jul 22, 2014
- Nisho Image Tech Inc.
- Harunobu Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
LIGHT EMITTING DIODE ARRAY STRUCTURE, AND PRINTING HEAD AND PRINTIN...
- Publication number 20140118458
- Publication date May 1, 2014
- Nisho Image Tech Inc.
- Tz-Liang Chang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
CIRCUIT BOARD WITH REDUCED ADHESIVE OVERFLOW AND CIRCUIT STRUCTURE...
- Publication number 20140029223
- Publication date Jan 30, 2014
- Nisho Image Tech Inc.
- Tz-Liang Chang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD FOR COMPENSATING AND CHECKING LIGHT AMOUNT OF LIGHT-EMITTING...
- Publication number 20130328487
- Publication date Dec 12, 2013
- Nisho Image Tech Inc.
- Harunobu YOSHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR DETECTING LIGHT AMOUNT UNIFORMITY OF LIGHT-EMITTING DEVICE
- Publication number 20130327920
- Publication date Dec 12, 2013
- Nisho Image Tech Inc.
- Harunobu YOSHIDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE