Zhigiang Liu

Follow

Person

Kawasaki-Shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Encoder device, method for measuring moving amount, optical apparat...
- Patent number 10,697,805
- Issue date Jun 30, 2020
- Nikon Corporation
- Zhigiang Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Measurement method and encoder device, and exposure method and device
- Patent number 10,514,277
- Issue date Dec 24, 2019
- Nikon Corporation
- Zhigiang Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Measurement method and encoder device, and exposure method and device
- Patent number 10,132,656
- Issue date Nov 20, 2018
- Nikon Corporation
- Zhigiang Liu
- G02 - OPTICS
Information Patent Grant
Measurement method and encoder device, and exposure method and device
- Patent number 9,983,028
- Issue date May 29, 2018
- Nikon Corporation
- Zhigiang Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Encoder device, method for measuring moving amount, optical apparat...
- Patent number 9,939,293
- Issue date Apr 10, 2018
- Nikon Corporation
- Zhigiang Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Shape-measuring interferometer having low-coherence source conjugat...
- Patent number 8,339,612
- Issue date Dec 25, 2012
- Nikon Corporation
- Zhigiang Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
MEASUREMENT METHOD AND ENCODER DEVICE, AND EXPOSURE METHOD AND DEVICE
- Publication number 20190063959
- Publication date Feb 28, 2019
- Nikon Corporation
- Zhigiang Liu
- G02 - OPTICS
Information Patent Application
MEASUREMENT METHOD AND ENCODER DEVICE, AND EXPOSURE METHOD AND DEVICE
- Publication number 20180259368
- Publication date Sep 13, 2018
- Nikon Corporation
- Zhigiang Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ENCODER DEVICE, METHOD FOR MEASURING MOVING AMOUNT, OPTICAL APPARAT...
- Publication number 20180202842
- Publication date Jul 19, 2018
- Nikon Corporation
- Zhigiang Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MEASUREMENT METHOD AND ENCODER DEVICE, AND EXPOSURE METHOD AND DEVICE
- Publication number 20150160044
- Publication date Jun 11, 2015
- Nikon Corporation
- Zhigiang Liu
- G02 - OPTICS
Information Patent Application
ENCODER DEVICE, METHOD FOR MEASURING MOVING AMOUNT, OPTICAL APPARAT...
- Publication number 20130128255
- Publication date May 23, 2013
- Nikon Corporation
- Zhigiang LIU
- G01 - MEASURING TESTING
Information Patent Application
INTERFEROMETER
- Publication number 20100220336
- Publication date Sep 2, 2010
- NIKON CORPORATION
- Zhigiang Liu
- G01 - MEASURING TESTING