Joseph J.K. Ma

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North York, CA

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Patents Grantslast 30 patents

Information Patent Grant
Ocular systems, devices, and methods
- Patent number 12,023,239
- Issue date Jul 2, 2024
- Joseph J. K. Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ocular systems, devices, and methods
- Patent number 11,213,383
- Issue date Jan 4, 2022
- Joseph J. K. Ma
- G02 - OPTICS
Information Patent Grant
Ocular systems, devices, and methods
- Patent number 11,160,650
- Issue date Nov 2, 2021
- Joseph J. K. Ma
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ocular systems, devices, and methods
- Patent number 10,973,625
- Issue date Apr 13, 2021
- Joseph J. K. Ma
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
OCULAR SYSTEMS, DEVICES, AND METHODS
- Publication number 20240350257
- Publication date Oct 24, 2024
- Joseph J.K. Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PATHOGEN SURVEILLANCE SYSTEMS AND CORRESPONDING METHODS
- Publication number 20220355233
- Publication date Nov 10, 2022
- Joseph J.K. Ma
- G01 - MEASURING TESTING
Information Patent Application
OCULAR SYSTEMS, DEVICES, AND METHODS
- Publication number 20210353407
- Publication date Nov 18, 2021
- Joseph J.K. Ma
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
OCULAR SYSTEMS, DEVICES, AND METHODS
- Publication number 20210220119
- Publication date Jul 22, 2021
- Joseph J.K. Ma
- G02 - OPTICS
Information Patent Application
OCULAR SYSTEMS, DEVICES, AND METHODS
- Publication number 20210186680
- Publication date Jun 24, 2021
- Joseph J.K. Ma
- G02 - OPTICS
Information Patent Application
OCULAR SYSTEMS, DEVICES, AND METHODS
- Publication number 20210015604
- Publication date Jan 21, 2021
- Joseph J.K. Ma
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE