Weihua Guo
USPTO Trademark & Patent Filings
Trademark applications and grants for Weihua Guo. Weihua Guo has 1 trademark applications. The latest application filed is for "KEXUEJIA"
- Company Aliases
- Weihua Guo
- weihua guo
- GUO; Weihua - Wuhan CN
- Guo; Weihua - Wuhan CN
| Entity Type | INDIVIDUAL |
| Address | JINRI Xingcheng Community Yi'an Avenue,Gaomi City Shandong Province CHINA 261500 |
Trademarks Patents
| Patent Application | Date |
|---|---|
| TWO-DIMENSIONAL OPTICAL PHASED ARRAY 20210041691 - 16/730972 GUO; Weihua ; et al. | 2021-02-11 |
| SURFACE-EMMITING LASER COMPRISING SURFACE GRATINGS 20210013699 - 16/729322 GUO; Weihua ; et al. | 2021-01-14 |
| DISTRIBUTED FEEDBACK LASER BASED ON SURFACE GRATING 20190319426 - 16/448000 LU; Qiaoyin ; et al. | 2019-10-17 |
| DISTRIBUTED FEEDBACK LASER 20170256905 - 15/597135 GUO; Weihua ; et al. | 2017-09-07 |
| TUNABLE LASER AND TUNING METHOD USING THE SAME 20170163008 - 15/439907 GUO; Weihua ; et al. | 2017-06-08 |
| Surface-emmiting laser comprising surface gratings 11,183,814 - 16/729,322 Guo , et al. November 23, 2 | 2021-11-23 |
| Surface-emmiting laser comprising surface gratings 11,183,814 - 16/729,322 Guo , et al. November 23, 2 | 2021-11-23 |
| Surface-emmiting laser comprising surface gratings 11,183,814 - 16/729,322 Guo , et al. November 23, 2 | 2021-11-23 |
| Two-dimensional optical phased array 10,901,293 - 16/730,972 Guo , et al. January 26, 2 | 2021-01-26 |
| Two-dimensional optical phased array 10,901,293 - 16/730,972 Guo , et al. January 26, 2 | 2021-01-26 |
Mark Image Registration | Serial | Trademark Application Date |
|---|---|
"KEXUEJIA" 90291991 |
KEXUEJIA 2020-11-01 |
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