B66B 1/3446
Data transmission or communication within the control system
Official title: {Data transmission or communication within the control system}
B66B1/3446 (Data transmission or communication within the control system) appears on 466 US grants and 740 published applications in this corpus.
Search patents in B66B- Granted patents
- 466
- Published applications
- 740
- Assignees
- 126
- Inventors
- 1,182
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 5 | 0 |
| 2003 | 4 | 5 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 5 |
| 2007 | 2 | 2 |
| 2008 | 3 | 4 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 4 |
| 2012 | 2 | 2 |
| 2013 | 2 | 6 |
| 2014 | 1 | 5 |
| 2015 | 7 | 12 |
| 2016 | 7 | 19 |
| 2017 | 6 | 28 |
| 2018 | 20 | 47 |
| 2019 | 24 | 102 |
| 2020 | 38 | 118 |
| 2021 | 32 | 98 |
| 2022 | 51 | 76 |
| 2023 | 34 | 69 |
| 2024 | 61 | 55 |
| 2025 | 74 | 43 |
| 2026 | 65 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Autonomous elevator car mover configured with guide wheels6 Oct 2026US 12,753,046 B2Otis Elevator Company
- Detecting a probe request in method and system for controlling an elevator car29 Sep 2026US 12,747,133 B2Otis GmbH & Co. OHG
- Elevator system configured to perform a self diagnosis and method of operating the elevator system29 Sep 2026US 12,747,134 B2Otis Elevator Company
- Smart access control system and device for elevators22 Sep 2026US 12,741,846 B2
- Method and apparatus for controlling an elevator car8 Sep 2026US 12,729,094 B2Hyundai Motor Company
- Gateway for controlling elevator connectivity8 Oct 2026US 2026/0307938 A1Kone Corporation
- Call-source-dependent control of an elevator display device17 Sep 2026US 2026/0274612 A1Inventio AG
- Verification of an elevator system part or spare part17 Sep 2026US 2026/0274613 A1Kone Corporation
- Method of commissioning an elevator system, elevator system and method of providing power to a landing operating panel17 Sep 2026US 2026/0274618 A1Inventio AG
- Elevator communication system3 Sep 2026US 2026/0257886 A1Kone Corporation
Most cited
By later US patents
- “Smart” elevator system and method425US 6,615,175 B12003
- Smart elevator system and method278US 6,988,071 B12006
- Radio coverage in closed environments176US 5,603,080 ATelefonaktiebolaget LM Ericsson · 1997
- Radio coverage in closed environments107US 5,404,570 ATelefonaktiebolaget L M Ericsson · 1995
- Method for transmitting messages in an elevator communications system95US 5,551,532 AOtis Elevator Company · 1996