Houliang Tang

Person

Alpharetta, GA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for making photofunctional contact lenses
- Patent number 12,285,922
- Issue date Apr 29, 2025
- Alcon Inc.
- Houliang Tang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for making photochromic contact lenses
- Patent number 12,247,169
- Issue date Mar 11, 2025
- Alcon Inc.
- Feng Jing
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for making photochromic contact lenses
- Patent number 11,999,908
- Issue date Jun 4, 2024
- Alcon Inc.
- Feng Jing
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Contact lens with phosphorylcholine-modified polyvinylalcohols therein
- Patent number 11,061,169
- Issue date Jul 13, 2021
- Alcon Inc.
- Frank Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MAKING PHOTOCHROMIC CONTACT LENSES
- Publication number 20240287379
- Publication date Aug 29, 2024
- Alcon Inc.
- Feng Jing
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
UV/HEVL-FILTERING CONTACT LENSES
- Publication number 20230374306
- Publication date Nov 23, 2023
- Alcon Inc.
- Frank Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR MAKING HEVL-FILTERING CONTACT LENSES
- Publication number 20230374225
- Publication date Nov 23, 2023
- Alcon Inc.
- Houliang Tang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR MAKING UV AND HEVL-ABSORBING OPHTHALMIC LENSES
- Publication number 20230364832
- Publication date Nov 16, 2023
- Alcon Inc.
- Frank Chang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
CONTACT LENS WITH OPTICAL PROPHYLAXIS
- Publication number 20230138968
- Publication date May 4, 2023
- High Performance Optics, Inc.
- Mark Acerson
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR MAKING PHOTOFUNCTIONAL CONTACT LENSES
- Publication number 20220281193
- Publication date Sep 8, 2022
- Alcon Inc.
- Houliang Tang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYDROPHILIZED POLYDIORGANOSILOXANE VINYLIC CROSSLINKERS
- Publication number 20220251302
- Publication date Aug 11, 2022
- Alcon Inc.
- Frank Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR MAKING PHOTOCHROMIC CONTACT LENSES
- Publication number 20210371731
- Publication date Dec 2, 2021
- Alcon Inc.
- Feng Jing
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
CONTACT LENS WITH PHOSPHORYLCHOLINE-MODIFIED POLYVINYLALCOHOLS THEREIN
- Publication number 20200158913
- Publication date May 21, 2020
- Alcon Inc.
- Frank Chang
- G02 - OPTICS

Houliang Tang

Person

Patents Grantslast 30 patents

Method for making photofunctional contact lenses

Method for making photochromic contact lenses

Method for making photochromic contact lenses

Contact lens with phosphorylcholine-modified polyvinylalcohols therein

Patents Applicationslast 30 patents

METHOD FOR MAKING PHOTOCHROMIC CONTACT LENSES

UV/HEVL-FILTERING CONTACT LENSES

METHOD FOR MAKING HEVL-FILTERING CONTACT LENSES

METHOD FOR MAKING UV AND HEVL-ABSORBING OPHTHALMIC LENSES

CONTACT LENS WITH OPTICAL PROPHYLAXIS

METHOD FOR MAKING PHOTOFUNCTIONAL CONTACT LENSES

HYDROPHILIZED POLYDIORGANOSILOXANE VINYLIC CROSSLINKERS

METHOD FOR MAKING PHOTOCHROMIC CONTACT LENSES

CONTACT LENS WITH PHOSPHORYLCHOLINE-MODIFIED POLYVINYLALCOHOLS THEREIN