B66B 13/125
Electrical
Official title: {electrical}
B66B13/125 (Electrical) appears on 11 US grants and 16 published applications in this corpus.
Search patents in B66B- Granted patents
- 11
- Published applications
- 16
- Assignees
- 7
- Inventors
- 33
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 3 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 3 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 3 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Elevator door interlock device, elevator door interlock operation method and elevator system25 Feb 2025US 12,234,123 B2Otis Elevator Company
- Automated elevator safety chain diagnosis19 Jul 2022US 11,390,487 B2Otis Elevator Company
- Synchronisation of door movements in a lift system24 May 2022US 11,339,028 B2TK Elevator Innovation and Operations GmbH
- Geared hinge with removable access panel2 Jul 2019US 10,337,224 B1Architectural Builders Hardware Mfg., Inc.
- Lift cages with improved blocking/releasing devices30 May 2017US 9,663,329 B2SEMATIC S.p.A.
- Door system16 Apr 2026US 2026/0103361 A1Inventio AG
- Door drive device with two independently displaceable drivers5 Feb 2026US 2026/0035213 A1Inventio AG
- Elevator door interlock device, elevator door interlock operation method and elevator system7 Nov 2024US 2024/0367943 A1Otis Elevator Company
- Elevator system20 Jun 2024US 2024/0199380 A1Inventio AG
- Elevator system and elevator door control method6 Jun 2024US 2024/0182269 A1Inventio AG
Most cited
By later US patents
- Shaft door monitoring system for an elevator installation14US 7,350,625 B2Inventio AG · 2008
- Lift cages with improved blocking/releasing devices11US 9,663,329 B2SEMATIC S.p.A. · 2017
- Device for entraining a shaft door by means of an elevator car door9US 9,260,275 B2Thyssenkrupp Elevator AG · 2016
- Geared hinge with removable access panel5US 10,337,224 B1Architectural Builders Hardware Mfg., Inc. · 2019
- Electromagnetic coupling with a slider layer2US 8,678,141 B2Otis Elevator Company · 2014