Photochromic compound, photochromic composition, photochromic article and eyeglasses
US-2023416218-A1 · Dec 28, 2023 · US
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Hoya Lens Thailand Ltd patents in 2023
Hoya Lens Thailand Ltd was listed as an assignee on 36 patent publications in 2023.
| Metric | Value |
|---|---|
| Company | Hoya Lens Thailand Ltd |
| Year | 2023 |
| Patents | 36 |
Patents
Representative publications for Hoya Lens Thailand Ltd in 2023.
Method for producing eyeglass lens
US-2023407456-A1 · Dec 21, 2023 · US
Photochromic compound, photochromic article and eyeglasses
US-2023399563-A1 · Dec 14, 2023 · US
Electrochromic element and spectacle lens
US-2023400742-A1 · Dec 14, 2023 · US
Spectacle lens
US-11835800-B2 · Dec 5, 2023 · US
Top CPC classifications
Most common classification codes for Hoya Lens Thailand Ltd in 2023.
| CPC | Patents |
|---|---|
| G02C7/022 | 14 |
| G02C2202/24 | 11 |
| G02C7/02 | 11 |
| G02C7/06 | 10 |
| G02B1/041 | 9 |
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