Shanghai Xinanna Electronic Technology Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shanghai Xinanna Electronic Technology Co., Ltd..The latest application filed is for "method for preparing an aluminum oxide polishing solution".
- Shanghai Xinanna Electronic Technology Co., Ltd. - Shanghai CN
- SHANGHAI XINANNA ELECTRONIC TECHNOLOGY CO., LTD - Shanghai CN
| Patent | Date |
|---|---|
| Film-forming silica sol, method of preparing the same, and application of the same Grant 10,604,662 - Wang , et al. | 2020-03-31 |
| Method for preparing an aluminum oxide polishing solution Grant 10,066,128 - Wang , et al. September 4, 2 | 2018-09-04 |
| Method For Preparing An Aluminum Oxide Polishing Solution App 20170362463 - Wang; Weilei ; et al. | 2017-12-21 |
| Polydisperse Large-particle-size Silica Sol And Method Of Preparing The Same App 20170349788 - Kong; Hui ; et al. | 2017-12-07 |
| Film-forming Silica Sol, Method Of Preparing The Same, And Application Of The Same App 20170233589 - Wang; Yongxia ; et al. | 2017-08-17 |
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