Xuefeng ZHU

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Nantong City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Device and method for dynamic time-lapse photography
- Patent number 12,044,954
- Issue date Jul 23, 2024
- Nantong Schmidt Opto-Electrical Technology Co. Ltd.
- Yufeng Sun
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Equatorial mount for telescope with balanced weight distribution
- Patent number 11,573,413
- Issue date Feb 7, 2023
- Nantong Schmidt Opto-Electrical Technology Co., Ltd.
- Yufeng Sun
- G02 - OPTICS
Information Patent Grant
Equatorial mount locking device
- Patent number 11,320,644
- Issue date May 3, 2022
- Nantong Schmidt Opto-Electrical Technology Co., Ltd.
- Yufeng Sun
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD FOR DYNAMIC TIME-LAPSE PHOTOGRAPHY
- Publication number 20240337913
- Publication date Oct 10, 2024
- Nantong Schmidt Opto-Electrical Technology Co. Ltd.
- Yufeng SUN
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVICE AND METHOD FOR DYNAMIC TIME-LAPSE PHOTOGRAPHY
- Publication number 20220276547
- Publication date Sep 1, 2022
- Nantong Schmidt Opto-Electrical Technology Co., Ltd.
- Yufeng SUN
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
EQUATORIAL MOUNT LOCKING DEVICE
- Publication number 20200218056
- Publication date Jul 9, 2020
- Nantong Schmidt Opto-Electrical Technology Co., Ltd.
- Yufeng SUN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
EQUATORIAL MOUNT FOR TELESCOPE WITH BALANCED WEIGHT DISTRIBUTION
- Publication number 20200192076
- Publication date Jun 18, 2020
- Nantong Schmidt Opto-Electrical Technology Co., Ltd.
- Yufeng SUN
- G02 - OPTICS