Yaang Zhao

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Surrey, CA

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Patents Grantslast 30 patents

Information Patent Grant
Propulsion system with a continuously variable transmission
- Patent number 8,571,774
- Issue date Oct 29, 2013
- Caterpillar Inc.
- Kristofor Lee Dahl
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Dynamic control system for continuously variable transmission
- Patent number 8,352,138
- Issue date Jan 8, 2013
- Caterpillar Inc.
- Kristofor Lee Dahl
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Propulsion system with a continuously variable transmission
- Patent number 8,321,105
- Issue date Nov 27, 2012
- Caterpillar Inc.
- Kristofor Lee Dahl
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Torque-based control system for a continuously variable transmission
- Patent number 8,216,109
- Issue date Jul 10, 2012
- Caterpillar Inc.
- Kristofor Lee Dahl
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PROPULSION SYSTEM WITH A CONTINUOUSLY VARIABLE TRANSMISSION
- Publication number 20130080005
- Publication date Mar 28, 2013
- Caterpillar Inc.
- Kristofor Lee Dahl
- B60 - VEHICLES IN GENERAL
Information Patent Application
Propulsion system with a continuously variable transmission
- Publication number 20090112424
- Publication date Apr 30, 2009
- Caterpillar Inc.
- Kristofor Lee Dahl
- B60 - VEHICLES IN GENERAL
Information Patent Application
Torque-based control system for a continuously variable transmission
- Publication number 20090088295
- Publication date Apr 2, 2009
- Caterpillar Inc.
- Kristofor Lee Dahl
- B60 - VEHICLES IN GENERAL