H04Q 2213/13178
Control signals
H04Q2213/13178 (Control signals) appears on 135 US grants and 93 published applications in this corpus.
Search patents in H04Q- Granted patents
- 135
- Published applications
- 93
- Assignees
- 66
- Inventors
- 259
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 7 |
| 2002 | 12 | 17 |
| 2003 | 12 | 12 |
| 2004 | 8 | 7 |
| 2005 | 2 | 4 |
| 2006 | 7 | 7 |
| 2007 | 2 | 14 |
| 2008 | 2 | 3 |
| 2009 | 7 | 4 |
| 2010 | 5 | 9 |
| 2011 | 7 | 1 |
| 2012 | 4 | 2 |
| 2013 | 3 | 1 |
| 2014 | 1 | 1 |
| 2015 | 4 | 1 |
| 2016 | 2 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Wire based control system for controlling a motor vehicle14 Jan 2025US 12,195,018 B2Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Method and system for transmission of a session initiation protocol (SIP) identity header in an out-of-band verification network5 Apr 2022US 11,297,189 B2AB Handshake Corporation
- Automatic grid mapping through timing10 Dec 2019US 10,506,692 B2Signify Holding B. V.
- Remote controlled WiFi transceiver for wireless home networks8 Aug 2017US 9,730,089 B1Quantenna Communications, Inc.
- Communication system, control apparatus, communication apparatus, information-relaying method, and program14 Mar 2017US 9,596,129 B2NEC Corporation
- Wire based control system for controlling a motor vehicle10 Nov 2022US 2022/0355810 A1Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Method and System for Transmission of a Session Initiation Protocol (SIP) Identity Header in an Out-of-band Verification Network3 Mar 2022US 2022/0070300 A1AB Handshake Corporation
- Automatic grid mapping through timing7 Feb 2019US 2019/0045608 A1Philips Lighting Holding B.V.
- Communication system, control apparatus, communication apparatus, information-relaying method, and program8 Jan 2015US 2015/0009798 A1NEC Corporation
- Call setup using voice over the internet protocol (voip)11 Sep 2014US 2014/0254586 A1ITXC IP Holdings S.a.r.l.
Most cited
By later US patents
- Telephonic-interface statistical analysis system311US 4,845,739 AFDR Interactive Technologies · 1989
- Telephonic-interface lottery system254US 5,787,156 ARonald A. Katz Technology Licensing, L.P. · 1998
- Telephonic-interface game control system226US 5,553,120 A1996
- Telephonic-interface lottery device224US 5,835,576 ARonald A. Katz Technology Licensing, L.P. · 1998
- System and method for routing calls in a wireless network using a single point of contact224US 7,512,090 B2Alcatel-Lucent USA Inc. · 2009