B66B 2201/302
With variable boundaries
Official title: with variable boundaries
B66B2201/302 (With variable boundaries) appears on 30 US grants and 22 published applications in this corpus.
Search patents in B66B- Granted patents
- 30
- Published applications
- 22
- Assignees
- 10
- Inventors
- 38
- Latest grant
- 6 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 2 |
| 2006 | 2 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Automatic cognitive analysis of elevators to reduce passenger wait time6 Aug 2024US 12,054,355 B2Otis Elevator Company
- Destination dispatch sectoring4 Jul 2023US 11,691,845 B2Otis Elevator Company
- Capacity shifting between partially-overlapping elevator groups5 Apr 2022US 11,292,690 B2Otis Elevator Company
- Destination dispatch sectoring8 Jun 2021US 11,027,943 B2Otis Elevator Company
- Method for operating an elevator with multiple shafts and cars7 Jan 2020US 10,526,166 B2thyssenkrupp AG
- Destination dispatch sectoring29 Jul 2021US 2021/0229951 A1Otis Elevator Company
- Multi-cage lift installation and method for operating a multi-cage lift installation2 Apr 2020US 2020/0102184 A1thyssenkrupp AG
- Capacity shifting between partially-overlapping elevator groups30 Jan 2020US 2020/0031615 A1Otis Elevator Company
- Automatic cognitive analysis of elevators to reduce passenger wait time24 Oct 2019US 2019/0322482 A1Otis Elevator Company
- Destination dispatch sectoring3 Oct 2019US 2019/0300327 A1Otis Elevator Company
Most cited
By later US patents
- Elevator system floor call registering circuit33US 4,836,336 AInventio AG · 1989
- Optimized "up-peak" elevator channeling system with predicted traffic volume equalized sector assignments28US 4,846,311 AOtis Elevator Company · 1989
- Controller of one-shaft multi-car system elevator22US 7,487,860 B2Mitsubishi Denki Kabushiki Kaisha · 2009
- Elevator group control method using destination floor call input21US 7,083,027 B2Kone Corporation · 2006
- "Up-peak" elevator channeling system with optimized preferential service to high intensity traffic floors20US 5,183,981 AOtis Elevator Company · 1993