Zhao; Tongfeng
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhao; Tongfeng.The latest application filed is for "method, apparatus, and system for establishing voice communication".
- Zhao; Tongfeng - Shenzhen CN
- Zhao; Tongfeng - Exton PA
| Patent | Date |
|---|---|
| Method, apparatus, and system for establishing voice communication Grant 9,332,039 - Zhong , et al. May 3, 2 | 2016-05-03 |
| Method, Apparatus, And System For Establishing Voice Communication App 20140233559 - ZHONG; DAOWEI ; et al. | 2014-08-21 |
| Process For Modifying Substrates With Grafted Polymers App 20100256251 - Dyer; Daniel J. ; et al. | 2010-10-07 |
| Process for modifying substrates with grafted polymers App 20060160916 - Dyer; Daniel J. ; et al. | 2006-07-20 |
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