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Patents Grants
last 30 patents
Information
Patent Grant
Gemstone colour grading process and grading system
Patent number
12,292,385
Issue date
May 6, 2025
GOLDWAY TECHNOLOGY LIMITED
Wing Yan Lee
G01 - MEASURING TESTING
Information
Patent Grant
Method of marking a diamond, markings formed from such methods and...
Patent number
12,030,217
Issue date
Jul 9, 2024
MASTER DYNAMIC LIMITED
Yau Chuen Yiu
B28 - WORKING CEMENT, CLAY, OR STONE
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
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
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MARKING A SOLID-STATE MATERIAL, MARKINGS FORMED FROM SUCH...
Publication number
20240383074
Publication date
Nov 21, 2024
MASTER DYNAMIC LIMITED
Yau Chuen YIU
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
IMAGING PROCESS AND SYSTEM
Publication number
20230168238
Publication date
Jun 1, 2023
MASTER DYNAMIC LIMITED
Yau Chuen YIU
G01 - MEASURING TESTING
Information
Patent Application
HYPERPOLARISATION DEVICE, SYSTEM AND PROCESS
Publication number
20230137188
Publication date
May 4, 2023
MASTER DYNAMIC LIMITED
Yau Chuen YIU
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF MARKING A SOLID-STATE MATERIAL, MARKINGS FORMED FROM SUCH...
Publication number
20220355416
Publication date
Nov 10, 2022
MASTER DYNAMIC LIMITED
Yau Chuen YIU
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD OF MARKING A DIAMOND, MARKINGS FORMED FROM SUCH METHODS AND...
Publication number
20220274291
Publication date
Sep 1, 2022
MASTER DYNAMIC LIMITED
Yau Chuen YIU
B28 - WORKING CEMENT, CLAY, OR STONE
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
PROCESS OF ENHANCING NITROGEN VACANCY (NV) CENTER SPIN EXCITATION I...
Publication number
20220229138
Publication date
Jul 21, 2022
MASTER DYNAMIC 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
NANOPARTICLE DELIVERY SYSTEM
Publication number
20220031863
Publication date
Feb 3, 2022
MASTER DYNAMIC LIMITED
Ka Wing CHENG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
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
DRUG FORMULATION FOR DERMAL DISEASES
Publication number
20210268123
Publication date
Sep 2, 2021
MASTER DYNAMIC LIMITED
Ka Wing CHENG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SKIN HYDRATION COMPOSITION
Publication number
20210267854
Publication date
Sep 2, 2021
MASTER DYNAMIC LIMITED
Ka Wing CHENG
B82 - NANO-TECHNOLOGY
Information
Patent Application
CANCER CELL DETECTION AND IMAGING SYSTEM, PROCESS AND PRODUCT
Publication number
20210172953
Publication date
Jun 10, 2021
MASTER DYNAMIC LIMITED
Ka Wing CHENG
G01 - MEASURING TESTING