Patents/Assignees

Tokai Optical Co., Ltd.

9 patents in portfolio

US12607879utility2026
Performance Evaluation Method for Spectacle Lens and Non-transitory Computer-readable Storage Medium
0 cites
US12585045utility2026
Optical Thin Film Manufacturing Method and Optical Thin Film
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US12571941utility2026
Plastic Optical Product and Plastic Spectacle Lens
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US12216274utility2025
Method and Program for Predicting Bending in Optical Products
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US12180190utility2024
Additive for Imparting Ultraviolet Absorbency And/or High Refractive Index to Matrix, and Resin Member Using Same
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US11966102utility2024
Spectacle Lens and Spectacles
0 cites
US11945802utility2024
Additive for Imparting Ultraviolet Absorbency And/or High Refractive Index to Matrix, and Resin Member Using Same
0 cites
US11709292utility2023
Optical Plastic Product, and Plastic Spectacle Lens and Spectacles
0 cites
US11668957utility2023
Optical Product, Plastic Spectacle Lens, and Spectacles
0 cites