G08B 21/0272
System arrangements wherein the object is to detect exact location of child
Official title: {System arrangements wherein the object is to detect exact location of child or item using triangulation other than GPS}
G08B21/0272 (System arrangements wherein the object is to detect exact location of child) appears on 390 US grants and 465 published applications in this corpus.
Search patents in G08B- Granted patents
- 390
- Published applications
- 465
- Assignees
- 190
- Inventors
- 640
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 3 |
| 2005 | 2 | 7 |
| 2006 | 5 | 12 |
| 2007 | 4 | 10 |
| 2008 | 3 | 9 |
| 2009 | 5 | 8 |
| 2010 | 7 | 11 |
| 2011 | 9 | 8 |
| 2012 | 8 | 19 |
| 2013 | 8 | 8 |
| 2014 | 13 | 14 |
| 2015 | 8 | 27 |
| 2016 | 13 | 19 |
| 2017 | 26 | 28 |
| 2018 | 36 | 34 |
| 2019 | 35 | 45 |
| 2020 | 42 | 42 |
| 2021 | 41 | 32 |
| 2022 | 29 | 37 |
| 2023 | 30 | 27 |
| 2024 | 29 | 31 |
| 2025 | 26 | 29 |
| 2026 | 11 | 5 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Safety service system and method thereof15 Sep 2026US 12,738,139 B2Thinkware Corporation
- Release monitoring through check-in and tethering system18 Aug 2026US 12,711,826 B2Global Tel'Link Corporation
- Tags for locating system of medical facility4 Aug 2026US 12,700,502 B2Hill-Rom Services, Inc.
- Electric fence assembly26 May 2026US 12,635,663 B2Shenzhen Wiltu Technology Co., Ltd.
- Scene management systems and methods12 May 2026US 12,626,582 B2Oshkosh Corporation
- Safety service system and method thereof10 Sep 2026US 2026/0268754 A1Thinkware Corporation
- Scene management systems and methods20 Aug 2026US 2026/0245448 A1Oshkosh Corporation
- Rescue device and rescue method6 Aug 2026US 2026/0229111 A13M Innovative Properties Company
- Response vehicle systems and methods28 May 2026US 2026/0148632 A1Oshkosh Corporation
- Crowd-sourced aerial vehicle detection and tracking system using distributed mobile device sensors19 Mar 2026US 2026/0081976 A1Pluribus Inc.
Most cited
By later US patents
- Location-based services616US 7,848,765 B2Where, Inc. · 2010
- Location-based services540US 8,326,315 B2eBay Inc. · 2012
- Article locating and tracking apparatus and method282US 7,242,306 B2Hill-Rom Services, Inc. · 2007
- System for, and method of, monitoring the movement of mobile items256US 8,350,700 B2Contigo Solutions, Inc. · 2013
- System for, and method of, monitoring the movement of mobile items229US 7,528,723 B2Contigo Systems, Inc. · 2009