Yaw-Der Hwang

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Cutter depot structure for use in general machining center
- Patent number 6,626,809
- Issue date Sep 30, 2003
- Yaw-Der Hwang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tool pivoting mechanism of a tool magazine
- Patent number 5,554,087
- Issue date Sep 10, 1996
- Industrial Technology Research Institute
- Yaw-Der Hwang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Parallel conjugate cam type tool magazine mechanism
- Patent number 5,424,621
- Issue date Jun 13, 1995
- Industrial Technology Research Institute
- Yaw-Der Hwang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Case having a device for locking handle of knife
- Publication number 20050227841
- Publication date Oct 13, 2005
- Yaw-Der Hwang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Tool holding structure
- Publication number 20030130101
- Publication date Jul 10, 2003
- Yaw-Der Hwang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Cutter depot structure of general machining center
- Publication number 20030005804
- Publication date Jan 9, 2003
- Yaw-Der Hwang
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC