Soon Young SON

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Patents Grantslast 30 patents

Information Patent Grant
Bicycle transmission using variable speed motor and planetary gear...
- Patent number 11,524,747
- Issue date Dec 13, 2022
- Soon Young Son
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
BICYCLE TRANSMISSION USING VARIABLE SPEED MOTOR AND PLANETARY GEAR...
- Publication number 20200398937
- Publication date Dec 24, 2020
- Soon Young SON
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS