Maz Wen

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Eccentrically operated speed-variating means with broadened speed v...
- Patent number 5,222,916
- Issue date Jun 29, 1993
- Maz Wen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Homogeneous speed-variating means as eccentrically operated
- Patent number 5,127,883
- Issue date Jul 7, 1992
- Maz Wen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Synergetic speed-variating means as eccentrically operated
- Patent number 4,892,506
- Issue date Jan 9, 1990
- Maz Wen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Eccentrically operating speed-variating means for bicycle
- Patent number 4,889,354
- Issue date Dec 26, 1989
- Maz Wen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Automatic speed variating means for bicycle
- Patent number 4,549,874
- Issue date Oct 29, 1985
- Maz Wen
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS