H04M 15/8264
Pulse based
Official title: {Pulse based}
H04M15/8264 (Pulse based) appears on 3 US grants and 4 published applications in this corpus.
Search patents in H04M- Granted patents
- 3
- Published applications
- 4
- Assignees
- 4
- Inventors
- 10
- Latest grant
- 5 Apr 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
By publication year.
Recent patents
- Method and testing device for verifying the charge invoicing for a communications connection according to time-unit intervals5 Apr 2011US 7,920,683 B2Deutsche Telekom AG
- Adaptive handling of pulse-train signals in a voice gateway29 Jun 2010US 7,746,992 B2Cisco Technology, Inc.
- Metering in packet-based telephony networks11 May 2010US 7,715,537 B2Nortel Networks Limited
- Metering in packet-based telephony networks26 Aug 2010US 2010/0215038 A1Nortel Networks Limited
- Method and testing device for verifying the charge invoicing for a communications connection according to time-unit intervals25 May 2006US 2006/0109963 A1Deutsche Telekom AG
- Adaptive handling of pulse-train signals in a voice gateway23 Feb 2006US 2006/0041439 A1CiscoTechnologies
- Metering in packet-based telephony networks23 Jun 2005US 2005/0135578 A1Nortel Networks Limited
Most cited
By later US patents