Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974394 | System and method for distributed IP telephony tracking | Binh Don Ha, Radhika Padmanabhan | 2011-07-05 |
| 7960697 | Electron beam apparatus | Zhongwei Chen, Weiming Ren, Joe Wang, Xuedong Liu, Juying Dou +5 more | 2011-06-14 |