Zhichun Ma

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Santa Clara, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method to centrifugally cast copper rotor assemblies...
- Patent number 11,070,117
- Issue date Jul 20, 2021
- SF Motors, Inc.
- Justin Chen
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Electric vehicle induction machine
- Patent number 10,855,153
- Issue date Dec 1, 2020
- SF Motors, Inc.
- Justin Chen
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Dual loop liquid cooling of integrated electric drivetrain
- Patent number 10,457,135
- Issue date Oct 29, 2019
- Chongqing Jinkang New Energy Vehicle Co., Ltd.
- Yifan Tang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Dual loop liquid cooling of integrated electric drivetrain
- Patent number 10,272,767
- Issue date Apr 30, 2019
- SF Motors, Inc.
- Yifan Tang
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC VEHICLE INDUCTION MACHINE
- Publication number 20200336056
- Publication date Oct 22, 2020
- SF Motors, Inc.
- Justin Chen
- B22 - CASTING POWDER METALLURGY
Information Patent Application
ELECTRIC VEHICLE INDUCTION MACHINE
- Publication number 20200336055
- Publication date Oct 22, 2020
- SF Motors, Inc.
- Justin Chen
- B22 - CASTING POWDER METALLURGY
Information Patent Application
DUAL LOOP LIQUID COOLING OF INTEGRATED ELECTRIC DRIVETRAIN
- Publication number 20190291570
- Publication date Sep 26, 2019
- SF Motors, Inc.
- Yifan Tang
- B60 - VEHICLES IN GENERAL