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Patents Grants
last 30 patents
Information
Patent Grant
Process for determining the type of a diamond
Patent number
11,879,859
Issue date
Jan 23, 2024
GOLDWAY TECHNOLOGY LIMITED
Ka Wing Cheng
G01 - MEASURING TESTING
Information
Patent Grant
Diamond clarity measurement process and system
Patent number
11,835,466
Issue date
Dec 5, 2023
GOLDWAY TECHNOLOGY LIMITED
Ka Wing Cheng
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for ascertaining optical characteristics of gemstone
Patent number
11,467,101
Issue date
Oct 11, 2022
GOLDWAY TECHNOLOGY LIMITED
Ka Wing Cheng
G01 - MEASURING TESTING
Information
Patent Grant
Process and system for colour grading for diamonds
Patent number
11,326,952
Issue date
May 10, 2022
GOLDWAY TECHNOLOGY LIMITED
Koon Chung Hui
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Process and system for diamond clarity measurement
Patent number
11,137,355
Issue date
Oct 5, 2021
GOLDWAY TECHNOLOGY LIMITED
Koon Chung Hui
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Diamond clarity measurement process and system
Patent number
11,016,033
Issue date
May 25, 2021
GOLDWAY TECHNOLOGY LIMITED
Ka Wing Cheng
G01 - MEASURING TESTING
Information
Patent Grant
Colour grading process and system for diamonds
Patent number
10,762,666
Issue date
Sep 1, 2020
GOLDWAY TECHNOLOGY LIMITED
Ka Wing Cheng
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System, apparatus and method for viewing a gemstone
Patent number
10,184,896
Issue date
Jan 22, 2019
GOLDWAY TECHNOLOGY LIMITED
Wai Keung Yeung
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR DETERMINING THE TYPE OF A DIAMOND
Publication number
20240102951
Publication date
Mar 28, 2024
GOLDWAY TECHNOLOGY LIMITED
Ka Wing Cheng
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF PROVIDING A MARKING TO A SOLID-STATE MATERIAL, MARKINGS F...
Publication number
20240080964
Publication date
Mar 7, 2024
GOLDWAY TECHNOLOGY LIMITED
Yingnan WANG
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SYSTEM AND PROCESS FOR DIAMOND AUTHENTICATION
Publication number
20220276178
Publication date
Sep 1, 2022
GOLDWAY TECHNOLOGY LIMITED
Ka Wing CHENG
G01 - MEASURING TESTING
Information
Patent Application
DIAMOND AUTHENTICATION PROCESS AND SYSTEM THEREFORE
Publication number
20220268718
Publication date
Aug 25, 2022
GOLDWAY TECHNOLOGY LIMITED
Ka Wing CHENG
G01 - MEASURING TESTING
Information
Patent Application
SYSTEM FOR ASCERTAINING OPTICAL CHARACTERISTICS OF GEMSTONE
Publication number
20220042925
Publication date
Feb 10, 2022
GOLDWAY TECHNOLOGY LIMITED
Ka Wing CHENG
G01 - MEASURING TESTING
Information
Patent Application
GEMSTONE COLOUR GRADING PROCESS AND GRADING SYSTEM
Publication number
20220026371
Publication date
Jan 27, 2022
GOLDWAY TECHNOLOGY LIMITED
Wing Yan LEE
G01 - MEASURING TESTING
Information
Patent Application
DIAMOND CLARITY MEASUREMENT PROCESS AND SYSTEM
Publication number
20210364446
Publication date
Nov 25, 2021
Goldway Technology Limited
Ka Wing CHENG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DEVICE, PROCESS AND SYSTEM FOR GEMOLOGICAL CHARACTERIZATION
Publication number
20210310950
Publication date
Oct 7, 2021
GOLDWAY TECHNOLOGY LIMITED
Juan CHENG
G01 - MEASURING TESTING
Information
Patent Application
PROCESS AND SYSTEM FOR COLOUR GRADING FOR DIAMONDS
Publication number
20210033465
Publication date
Feb 4, 2021
Goldway Technology Limited
Koon Chung HUI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROCESS AND SYSTEM FOR DIAMOND CLARITY MEASUREMENT
Publication number
20210033540
Publication date
Feb 4, 2021
Goldway Technology Limited
Koon Chung HUI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COLOUR GRADING PROCESS AND SYSTEM FOR DIAMONDS
Publication number
20190213757
Publication date
Jul 11, 2019
Goldway Technology Limited
Ka Wing CHENG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM, APPARATUS AND METHOD FOR VIEWING A GEMSTONE
Publication number
20170307537
Publication date
Oct 26, 2017
GOLDWAY TECHNOLOGY LIMITED
Wai Keung YEUNG
G01 - MEASURING TESTING
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