Ching-chang Yeh

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
In-mold vibratile injection compression molding method and molding...
- Patent number 10,155,332
- Issue date Dec 18, 2018
- National Taiwan University of Science and Technology
- Chao-Chang Chen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Dive knife with two elastic buckles at two lateral sides
- Patent number 9,044,870
- Issue date Jun 2, 2015
- Hsiang-Li Yeh
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Structure of a mixer device for new and used plastic materials
- Patent number 6,299,341
- Issue date Oct 9, 2001
- Ching Shui Yeh
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
IN-MOLD VIBRATILE INJECTION COMPRESSION MOLDING METHOD AND MOLDING...
- Publication number 20150336316
- Publication date Nov 26, 2015
- NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Chao-Chang CHEN
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
DIVE KNIFE WITH TWO ELASTIC BUCKLES AT TWO LATERAL SIDES.
- Publication number 20150052759
- Publication date Feb 26, 2015
- Hsiang-Li Yeh
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
IN-MOLD VIBRATILE INJECTION COMPRESSION MOLDING METHOD AND MOLDING...
- Publication number 20130147077
- Publication date Jun 13, 2013
- NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Chao-Chang Chen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL