Jiangsu Rare Optics Co., Ltd.

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Patents Grantslast 30 patents

Information Patent Grant
Multi-ring multi-focal-length single-ring inner wavy lens
- Patent number 11,614,639
- Issue date Mar 28, 2023
- JIANGSU RARE OPTICS CO., LTD
- Jiantai Dou
- G02 - OPTICS

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Patents Applicationslast 30 patents

Information Patent Application
MULTI-RING MULTI-FOCAL-LENGTH SINGLE-RING INNER WAVY LENS
- Publication number 20230050507
- Publication date Feb 16, 2023
- JIANGSU RARE OPTICS CO., LTD
- JIANTAI DOU
- G02 - OPTICS

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Trademarklast 30 trademarks

Information Trademark
79303969 - MEDIA
- Serial number 79303969
- Registration number 6504744
- Filing date Oct 21, 2020
- Jiangsu Rare Optics Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments