Methods to increase immunogenicity of rdrp
US-2025352641-A1 · Nov 20, 2025 · US
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Chang Yuan patents
Chang Yuan is listed as an inventor on 51 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Chang Yuan |
| Total patents | 51 |
| First publication | Mar 26, 2015 |
| Latest publication | Nov 20, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Systems and methods for insert placement to fabricate hybrid contact lenses
US-2025319678-A1 · Oct 16, 2025 · US
Method for making embedded hydrogel contact lenses
US-2025306246-A1 · Oct 2, 2025 · US
Formulation dosing device for contact lens fabrication
US-12370766-B2 · Jul 29, 2025 · US
Method for making embedded hydrogel contact lenses
US-12360289-B2 · Jul 15, 2025 · US
Systems and methods for insert placement to fabricate hybrid contact lenses
US-12358245-B2 · Jul 15, 2025 · US
Colored cosmetic photochromic contact lenses
US-12339528-B2 · Jun 24, 2025 · US
Weekly and monthly disposable water gradient contact lenses
US-2025199204-A1 · Jun 19, 2025 · US
Weekly and monthly disposable water gradient contact lenses
US-12270968-B2 · Apr 8, 2025 · US
Embedded hydrogel contact lenses
US-12194699-B2 · Jan 14, 2025 · US
Recent patents
Latest publications not already listed above.
Contact lens packaging solutions
US-12171871-B2 · Dec 24, 2024 · US
Weekly and monthly disposable water gradient contact lenses
US-2024176047-A1 · May 30, 2024 · US
Method for making photochromic contact lenses
US-11975499-B2 · May 7, 2024 · US
Photochromic polydiorganosiloxane vinylic crosslinkers
US-11945895-B2 · Apr 2, 2024 · US
Method for making photochromic contact lenses
US-11945181-B2 · Apr 2, 2024 · US
Weekly and monthly disposable water gradient contact lenses
US-11933941-B2 · Mar 19, 2024 · US
Method for determining coating thickness on coated contact lenses
US-11927512-B2 · Mar 12, 2024 · US
Method for making photochromic contact lenses
US-11886045-B2 · Jan 30, 2024 · US
Method for making photochromic contact lenses
US-11833771-B2 · Dec 5, 2023 · US
Social Media Platform Checkout for Artificial Reality Platform-Specific Applications
US-2023196686-A1 · Jun 22, 2023 · US
Gamma herpesvirus circular rna
US-2023183825-A1 · Jun 15, 2023 · US
Systems and methods for insert placement to fabricate hybrid contact lenses
US-2023166467-A1 · Jun 1, 2023 · US
Formulation dosing device for contact lens fabrication
US-2023117502-A1 · Apr 20, 2023 · US
Gamma herpesvirus circular RNA
US-11512357-B2 · Nov 29, 2022 · US
Wettable silicone hydrogel contact lenses
US-11513257-B2 · Nov 29, 2022 · US
Colored cosmetic photochromic contact lenses
US-2022365371-A1 · Nov 17, 2022 · US
Method for making photochromic contact lenses
US-2022339895-A1 · Oct 27, 2022 · US
Method for making embedded hydrogel contact lenses
US-2022326412-A1 · Oct 13, 2022 · US
Embedded hydrogel contact lenses
US-2022324187-A1 · Oct 13, 2022 · US
Method for making photochromic contact lenses
US-2022134692-A1 · May 5, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Alcon Inc | 35 |
| Univ Of Pittsburgh—Of The Commonwealth System Of Higher Education | 4 |
| Univ Pittsburgh Commonwealth Sys Higher Education | 3 |
| Facebook Tech Llc | 3 |
| Novartis Ag | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G02B1/043 | 32 |
| B29D11/00048 | 27 |
| B29D11/00038 | 25 |
| B29K2083/00 | 21 |
| B29K2105/0061 | 21 |