Yang Guohua
USPTO Trademark & Patent Filings
Trademark applications and grants for Yang Guohua. Yang Guohua has 42 trademark applications. The latest application filed is for "@LOCKSTITCH"
- Company Aliases
- Guohua Yang
- Yang Guohua
- Yang, Guohua
- guohua yang
- Yang; Guohua - San Jose CA
- YANG; Guohua - Jiangyin CN
- Yang; Guohua - Chengdu CN
- YANG; Guohua - Shanghai CN
- Yang; Guohua - Shanghai CN
| Entity Type | INDIVIDUAL |
| Address | 4-504, Haoyuan Community, No. 28, Qiaoxin Road, Nanshan District, Shenzhen, Guangdong CHINA 518000 |
Trademarks Patents
| Patent Application | Date |
|---|---|
| VOICE OVER INTERNET PROTOCOL (VOIP) CALL QUALITY 20210120048 - 16/949660 Gu; Jinku ; et al. | 2021-04-22 |
| ELECTROLYTIC CELL CATHODE WITH ZERO POLAR SPACING 20200407862 - 16/458123 YANG; Guohua ; et al. | 2020-12-31 |
| High-safety Surge Protective Device 20160055998 - 14/387543 Li; Tianmi ; et al. | 2016-02-25 |
| Oriented Silicon Steel and Method for Manufacturing Same 20150302962 - 14/646985 YANG; Guohua ; et al. | 2015-10-22 |
| Method for Producing Silicon Steel Normalizing Substrate 20150013847 - 14/379777 Hei; Hongxu ; et al. | 2015-01-15 |
| Voice over internet protocol (VoIP) call quality 10,868,841 - 16/888,190 Gu , et al. December 15, 2 | 2020-12-15 |
| Oriented silicon steel and method for manufacturing same 10,566,119 - 14/646,985 Yang , et al. Feb | 2020-02-18 |
| Method for producing silicon steel normalizing substrate 9,822,423 - 14/379,777 Hei , et al. November 21, 2 | 2017-11-21 |
| Method for producing silicon steel normalizing substrate 9,822,423 - 14/379,777 Hei , et al. November 21, 2 | 2017-11-21 |
| Method for detecting electromagnetic property of oriented silicon steel 9,460,054 - 13/643,371 Wu , et al. October 4, 2 | 2016-10-04 |
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