Jyh-Wei Liang

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Taipei Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Rotary valve assembly
- Patent number 7,270,149
- Issue date Sep 18, 2007
- Mediland Enterprise Corporation
- Jyh-Wei Liang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Rotary valve assembly
- Publication number 20070074771
- Publication date Apr 5, 2007
- Mediland Enterprise Corporation
- Jyh-Wei Liang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Shadowless reflector for an operation lamp
- Publication number 20020181237
- Publication date Dec 5, 2002
- Jyh-Wei Liang
- F21 - LIGHTING
Information Patent Application
Method of setting adjusting displacement for illuminating field of...
- Publication number 20020145885
- Publication date Oct 10, 2002
- Jyh-Wei Liang
- F21 - LIGHTING