H04Q 2209/75
By polling or interrogating the sub-stations
Official title: by polling or interrogating the sub-stations
H04Q2209/75 (By polling or interrogating the sub-stations) appears on 201 US grants and 238 published applications in this corpus.
Search patents in H04Q- Granted patents
- 201
- Published applications
- 238
- Assignees
- 167
- Inventors
- 530
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 3 |
| 2009 | 1 | 34 |
| 2010 | 2 | 31 |
| 2011 | 10 | 19 |
| 2012 | 16 | 13 |
| 2013 | 18 | 7 |
| 2014 | 11 | 8 |
| 2015 | 9 | 6 |
| 2016 | 9 | 7 |
| 2017 | 18 | 14 |
| 2018 | 14 | 16 |
| 2019 | 12 | 11 |
| 2020 | 12 | 16 |
| 2021 | 9 | 13 |
| 2022 | 11 | 11 |
| 2023 | 16 | 11 |
| 2024 | 13 | 6 |
| 2025 | 8 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Identifying devices using power data and network data18 Aug 2026US 12,713,163 B2Sense Labs, Inc.
- Safety communication method, communication apparatus, safety communication system and control system28 Apr 2026US 12,615,458 B2Siemens Aktiengesellschaft
- Machine health monitoring6 Jan 2026US 12,517,016 B2Shoplogix (U.S.) Inc.
- Information collecting system and information collecting method21 Oct 2025US 12,449,783 B2OMRON Corporation
- Systems and methods using single antenna for multiple resonant frequency ranges21 Oct 2025US 12,450,450 B2Lodestar Licensing Group LLC
- Improved battery management system and monitoring devices20 Aug 2026US 2026/0244548 A1Dukosi Limited
- Machine health monitoring30 Apr 2026US 2026/0118227 A1Shoplogix (U.S.) Inc.
- Method and system for corrosion protection11 Dec 2025US 2025/0377286 A1Deakin University
- Wireless provision of information from switch function tests6 Nov 2025US 2025/0341576 A1Siemens Aktiengesellschaft
- Device, system and method for performing a continuity test of an electrical line of an object23 Jan 2025US 2025/0028008 A1Top Seven GmbH & Co. KG
Most cited
By later US patents
- Athletic-wear having integral measuring sensors278US 8,253,586 B1Mayfonk Art, Inc. · 2012
- Utility monitoring and control system233US 4,749,992 ATotal Energy Management Consultants Corp. (TEMCO) · 1988
- Vehicle monitor211US 8,180,522 B22012
- System and method for detecting the connection state of a network cable connector202US 7,352,289 B1Sun Microsystems, Inc. · 2008
- Identifying device state changes using power data and network data193US 9,699,529 B1Sense Labs, Inc. · 2017