Shuyu Co., Ltd
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shuyu Co., Ltd.The latest application filed is for "polarized lens".
- Shuyu Co., Ltd - Fukui N/A JP
- Shuyu Co., Ltd. - Sabae JP
- Shuyu Co., Ltd. - Fukui-ken JP
| Patent | Date |
|---|---|
| Polarized lens Grant 9,097,905 - Sakai August 4, 2 | 2015-08-04 |
| Polarized Lens App 20140146379 - SAKAI; Yuichi | 2014-05-29 |
| Frame structure for eyeglasses having a spring-hinge Grant 5,818,567 - Sakai October 6, 1 | 1998-10-06 |
| Eyeglasses having improved lens fastening member Grant 5,523,806 - Sakai June 4, 1 | 1996-06-04 |
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