Wan M. Yoo

Person

Incheon, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Stepless automatic variable transmission
- Patent number 5,525,116
- Issue date Jun 11, 1996
- Hae Sung Engineering Co., Ltd.
- Jong O. Ra
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Stepless automatic variable transmission
- Patent number 5,484,349
- Issue date Jan 16, 1996
- Hae Sung Engineering Co., Ltd.
- Jong O. Ra
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Stepless automatic variable transmission
- Patent number 5,484,344
- Issue date Jan 16, 1996
- Hae Sung Engineering Co., Ltd.
- Jong O. Ra
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Stepless automatic variable transmission
- Patent number 5,466,196
- Issue date Nov 14, 1995
- Hae Sung Engineering Co., Ltd.
- Jong O. Ra
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Stepless automatic variable transmission
- Patent number 5,415,597
- Issue date May 16, 1995
- Ra; Jong O.
- Jong O. Ra
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Continuously-geared automatic transmission with controlling brakes
- Patent number 5,364,320
- Issue date Nov 15, 1994
- Ra; Jong Oh
- Jong O. Ra
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Continuously-geared automatic transmission with controlling brakes
- Patent number 5,330,395
- Issue date Jul 19, 1994
- Ra; Jong Oh
- Jong O. Ra
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Continuously geared automatic transmission with controlling brakes
- Patent number 5,322,488
- Issue date Jun 21, 1994
- Ra; Jong O.
- Jong O. Ra
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Person

Patents Grantslast 30 patents

Stepless automatic variable transmission

Stepless automatic variable transmission

Stepless automatic variable transmission

Stepless automatic variable transmission

Stepless automatic variable transmission

Continuously-geared automatic transmission with controlling brakes

Continuously-geared automatic transmission with controlling brakes

Continuously geared automatic transmission with controlling brakes