Ryosuke SUZUKI

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Okazaki-Shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
ND filter with plastic base material, and ND filter with plastic ba...
- Patent number 10,663,634
- Issue date May 26, 2020
- Tokai Optical Co., Ltd.
- Ryosuke Suzuki
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PLASTIC LENS FOR SPECTACLES
- Publication number 20240019608
- Publication date Jan 18, 2024
- Tokai Optical Co., Ltd.
- Ryosuke SUZUKI
- G02 - OPTICS
Information Patent Application
PLASTIC SUBSTRATE ND FILTER AND PLASTIC SUBSTRATE ND FILTER FOR USE...
- Publication number 20220091315
- Publication date Mar 24, 2022
- Tokai Optical Co., Ltd.
- Ryosuke Suzuki
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ND FILTER WITH PLASTIC BASE MATERIAL, AND ND FILTER WITH PLASTIC BA...
- Publication number 20180348414
- Publication date Dec 6, 2018
- Tokai Optical Co., Ltd.
- Ryosuke SUZUKI
- G02 - OPTICS