H04Q 3/627
Details
Official title: {Details}
H04Q3/627 (Details) appears on 64 US grants and 2 published applications in this corpus.
Search patents in H04Q- Granted patents
- 64
- Published applications
- 2
- Assignees
- 30
- Inventors
- 81
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 10 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Web-server to host switchboard interfaces13 May 2025US 12,301,764 B18x8, Inc.
- Nurse call system29 Nov 2022US 11,515,034 B2Aiphone Co., Ltd.
- IPBX control interface for distributed networks28 Jun 2022US 11,375,064 B18x8, Inc.
- IPBX control interface for distributed networks14 Jul 2020US 10,715,673 B18x8, Inc.
- IPBX control interface for distributed networks16 Oct 2018US 10,104,236 B18x8, Inc.
Most cited
By later US patents
- Method and apparatus for locating personnel and objects in response to telephone inquiries424US 5,548,637 APrecision Tracking FM, Inc. · 1996
- Telephone control system with branch routing343US 5,375,161 AAccessLine Technologies, Inc. · 1994
- Personal-signaling communication system258US 4,680,785 ANippo Communication Industrial Co., Ltd. · 1987
- Remote access telephone control system221US 4,893,335 AFuller Research and Development Company · 1990
- Telephone control system which connects a caller with a subscriber AT A telephone address178US 5,752,191 AAccessLine Technologies, Inc. · 1998