Service server and voice message collecting method
US7634065B2 · kind B2 · utility
16Cited by
14References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 22, 2005 |
| Grant date | Dec 15, 2009 |
| Priority date | — |
| Expiry date | Apr 27, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/533
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A service server comprising:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.