William Yang

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Danshuei Township, TW

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Patents Grantslast 30 patents

Information Patent Grant
Telescope and focus cover thereof
- Patent number 10,564,409
- Issue date Feb 18, 2020
- William Yang
- G02 - OPTICS
Information Patent Grant
Telescope having a focus display
- Patent number 7,864,417
- Issue date Jan 4, 2011
- William Yang
- G02 - OPTICS
Information Patent Grant
Permanganate desmear process for printed wiring boards
- Patent number 6,454,868
- Issue date Sep 24, 2002
- Electrochemicals Inc.
- Frank Polakovic
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
TELESCOPE AND FOCUS COVER THEREOF
- Publication number 20190212541
- Publication date Jul 11, 2019
- WILLIAM YANG
- G02 - OPTICS
Information Patent Application
DIAGONAL MIRROR WITH DISPLAY
- Publication number 20120002305
- Publication date Jan 5, 2012
- WILLIAM YANG
- G02 - OPTICS
Information Patent Application
Extendable telescope
- Publication number 20100014160
- Publication date Jan 21, 2010
- William Yang
- G02 - OPTICS
Information Patent Application
Telescope having a focus display
- Publication number 20100007948
- Publication date Jan 14, 2010
- William Yang
- G02 - OPTICS
Information Patent Application
Machine tool structure
- Publication number 20060085959
- Publication date Apr 27, 2006
- MACRO MICRO TECH. INC.
- William Yang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR