Yang Yanfeng

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pallet truck handle assembly
- Patent number 10,173,709
- Issue date Jan 8, 2019
- Big Lift, LLC
- Wang Zheng
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Non-contact switch devices for use on material handling equipment
- Patent number 10,014,141
- Issue date Jul 3, 2018
- Big Lift, LLC
- Wang Zheng
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Pallet Truck Handle Assembly
- Publication number 20180229749
- Publication date Aug 16, 2018
- BIG LIFT, LLC
- Wang Zheng
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Non-Contact Switch Devices For Use On Material Handling Equipment
- Publication number 20180190454
- Publication date Jul 5, 2018
- BIG LIFT, LLC
- Wang Zheng
- H01 - BASIC ELECTRIC ELEMENTS