G08B 5/221
Local indication of seats occupied in a facility
Official title: {Local indication of seats occupied in a facility, e.g. in a theatre}
G08B5/221 (Local indication of seats occupied in a facility) appears on 45 US grants and 48 published applications in this corpus.
Search patents in G08B- Granted patents
- 45
- Published applications
- 48
- Assignees
- 37
- Inventors
- 116
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 3 | 5 |
| 2018 | 2 | 3 |
| 2019 | 4 | 5 |
| 2020 | 3 | 7 |
| 2021 | 6 | 7 |
| 2022 | 6 | 4 |
| 2023 | 6 | 2 |
| 2024 | 2 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Wireless configuration and authorization of a wall unit that pairs with a medical device22 Apr 2025US 12,279,999 B2Hill-Rom Services, Inc.
- Presence detection and notification system8 Apr 2025US 12,272,219 B1
- Methods and systems for providing visual and audio guidance to a vehicle user17 Sep 2024US 12,090,923 B1Zoox, Inc.
- Methods and systems optimizing swimming pool and restaurant service operations by utilizing occupancy detection device2 Apr 2024US 11,948,444 B2
- Cloud-connected occupancy lights and status indication19 Dec 2023US 11,847,905 B2Zurn Industries, LLC
- Wireless configuration and authorization of a wall unit that pairs with a medical device3 Jul 2025US 2025/0213408 A1Hill-Rom Services, Inc.
- Methods And Systems Optimizing Swimming Pool And Restaurant Service Operations By Utilizing Occupancy Detection Device4 Jan 2024US 2024/0005769 A1
- Socially distant seating arrangement management9 Mar 2023US 2023/0075647 A1Royal Caribbean Cruises Ltd.
- Cloud-connected occupancy lights and status indication9 Mar 2023US 2023/0076725 A1Zurn Industries, LLC
- Wireless configuration and authorization of a wall unit that pairs with a medical device6 Oct 2022US 2022/0313515 A1Hill-Rom Services, Inc.
Most cited
By later US patents
- Interactive room status/time information system483US 4,994,908 AScientific-Atlanta, Inc. · 1991
- Method and system for real time detection of conference room occupancy75US 8,743,198 B2Infosys Limited · 2014
- Touch-screen vehicle remote control62US 9,008,860 B2BAE SYSTEMS plc · 2015
- Method and apparatus for monitoring the status of tables47US 5,272,474 AIntelli-Host Corp. · 1993
- Method and apparatus for monitoring status of tables in a restaurant30US 4,222,111 A1980