Membership
Tour
Register
Log in
Chao FAN
Follow
Person
Hefei, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Air ionization display device
Patent number
12,230,935
Issue date
Feb 18, 2025
ANHUI EASPEED TECHNOLOGY CO., LTD.
Chao Fan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical lens
Patent number
11,982,838
Issue date
May 14, 2024
ANHUI EASPEED TECHNOLOGY CO., LTD.
Chao Fan
G02 - OPTICS
Information
Patent Grant
Optical waveguide unit, array, and flat lens
Patent number
11,977,245
Issue date
May 7, 2024
ANHUI EASPEED TECHNOLOGY CO., LTD.
Chao Fan
G02 - OPTICS
Information
Patent Grant
Processing technology for single-column and multi-row equivalent ne...
Patent number
11,977,242
Issue date
May 7, 2024
ANHUI DONGCHAO SCIENCE AND TECHNOLOGY COMPANY LIMITED
Chao Fan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Processing method for multi-row, multi-column flat lens with equiva...
Patent number
11,092,888
Issue date
Aug 17, 2021
ANHUI DONGCHAO SCIENCE AND TECH COMPANY LIMITED
Chao Fan
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
LOCATION SENSING METHOD, LOCATION SENSING DEVICE, AND INPUT TERMINA...
Publication number
20240329780
Publication date
Oct 3, 2024
ANHUI EASPEED TECHNOLOGY CO., LTD.
HONG LIU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
VIEW FIELD CONTROL APPARATUS APPLIED IN OPTICAL IMAGING SYSTEM AND...
Publication number
20240027787
Publication date
Jan 25, 2024
ANHUI EASPEED TECHNOLOGY CO., LTD.
Liangliang ZHANG
G02 - OPTICS
Information
Patent Application
AIR IONIZATION DISPLAY DEVICE
Publication number
20220075315
Publication date
Mar 10, 2022
ANHUI EASPEED TECHNOLOGY CO., LTD.
Chao FAN
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL WAVEGUIDE UNIT, ARRAY, AND FLAT LENS
Publication number
20220035094
Publication date
Feb 3, 2022
ANHUI EASPEED TECHNOLOGY CO., LTD.
Chao FAN
G02 - OPTICS
Information
Patent Application
OPTICAL LENS
Publication number
20220035097
Publication date
Feb 3, 2022
ANHUI EASPEED TECHNOLOGY CO., LTD.
Chao FAN
G02 - OPTICS
Information
Patent Application
OPTICAL WAVEGUIDE UNIT, ARRAY, AND FLAT LENS
Publication number
20220019013
Publication date
Jan 20, 2022
ANHUI EASPEED TECHNOLOGY CO., LTD.
Chao FAN
G02 - OPTICS
Information
Patent Application
PROCESSING METHOD FOR MULTI-ROW, MULTI-COLUMN FLAT LENS WITH EQUIVA...
Publication number
20210157231
Publication date
May 27, 2021
ANHUI DONGCHAO SCIENCE AND TECH COMPANY LIMITED
Chao Fan
G02 - OPTICS
Information
Patent Application
PROCESSING TECHNOLOGY FOR SINGLE-COLUMN AND MULTI-ROW EQUIVALENT NE...
Publication number
20210018658
Publication date
Jan 21, 2021
ANHUI DONGCHAO SCIENCE AND TECHNOLOGY COMPANY LIMITED
Chao FAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE