Yang Bo Yi

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Keelung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Mop structure of converting vertical linear displacement into unidi...
- Patent number 8,291,538
- Issue date Oct 23, 2012
- Mackay Electronic Co., Ltd.
- Mei Ling Yang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Mop disc and fabric frame fixation structure
- Patent number 8,225,454
- Issue date Jul 24, 2012
- MacKay Electronic Co., Ltd.
- Mei Ling Yang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
Mop Disc And Fabric Frame Fixation Structure
- Publication number 20110271472
- Publication date Nov 10, 2011
- Mei Ling Yang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS