Cheng-Chun Peng

Follow

Person

Berkeley, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Contact lenses having an ion-impermeable portion and related methods
- Patent number 11,630,327
- Issue date Apr 18, 2023
- CooperVision International Limited
- Cheng-Chun Peng
- G02 - OPTICS
Information Patent Grant
Contact lenses having an ion-impermeable portion and related methods
- Patent number 11,029,538
- Issue date Jun 8, 2021
- CooperVision International Limited
- Cheng-Chun Peng
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Contact Lenses Having An Ion-Impermeable Portion And Related Methods
- Publication number 20210286198
- Publication date Sep 16, 2021
- COOPERVISION INTERNATIONAL LIMITED
- Cheng-Chun Peng
- G02 - OPTICS
Information Patent Application
Contact Lenses Having An Ion-Impermeable Portion And Related Methods
- Publication number 20190121161
- Publication date Apr 25, 2019
- COOPERVISION INTERNATIONAL HOLDING COMPANY, L.P.
- Cheng-Chun Peng
- G02 - OPTICS