Moon-Soo Yoo

Person

Chungcheongbuk-do, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Automatic speed changing device
- Patent number 7,503,868
- Issue date Mar 17, 2009
- MBI Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Automatic speed changing device
- Patent number 7,351,180
- Issue date Apr 1, 2008
- MBI, Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Apparatus for changing speed of bicycles
- Patent number 6,478,711
- Issue date Nov 12, 2002
- World Industry Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Driving direction changing apparatus of bicycle hub
- Patent number 6,390,487
- Issue date May 21, 2002
- World Industry Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Apparatus for changing direction of driving force for bicycles
- Patent number 6,383,107
- Issue date May 7, 2002
- World Industry Co., Ltd.
- Moon-Soo Yoo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Apparatus for changing direction of driving force for bicycles
- Patent number 6,383,108
- Issue date May 7, 2002
- World Industry Co., Ltd.,
- Moon-Soo Yoo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Apparatus for changing direction of driving force for bicycles
- Patent number 6,142,904
- Issue date Nov 7, 2000
- World Industry Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Controller for a changeable pedaling system in a bi-directional ped...
- Patent number 6,045,475
- Issue date Apr 4, 2000
- World Industry Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Power changing apparatus of bicycle hub
- Patent number 5,971,884
- Issue date Oct 26, 1999
- World Industry Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Apparatus for changing rotation of pedal shaft for bicycle
- Patent number 5,957,802
- Issue date Sep 28, 1999
- World Industry Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Apparatus for changing power direction for bicycle
- Patent number 5,954,614
- Issue date Sep 21, 1999
- World Industry Co., Ltd.
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
Automatic speed changing device
- Publication number 20080182707
- Publication date Jul 31, 2008
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Automatic speed changing device
- Publication number 20060211533
- Publication date Sep 21, 2006
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Apparatus for changing speed of bicycles
- Publication number 20010019982
- Publication date Sep 6, 2001
- Moon-Soo Yoo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Moon-Soo Yoo

Person

Patents Grantslast 30 patents

Automatic speed changing device

Automatic speed changing device

Apparatus for changing speed of bicycles

Driving direction changing apparatus of bicycle hub

Apparatus for changing direction of driving force for bicycles

Apparatus for changing direction of driving force for bicycles

Apparatus for changing direction of driving force for bicycles

Controller for a changeable pedaling system in a bi-directional ped...

Power changing apparatus of bicycle hub

Apparatus for changing rotation of pedal shaft for bicycle

Apparatus for changing power direction for bicycle

Patents Applicationslast 30 patents

Automatic speed changing device

Automatic speed changing device

Apparatus for changing speed of bicycles