B66B 7/046
Rollers
Official title: {Rollers}
B66B7/046 (Rollers) appears on 119 US grants and 90 published applications in this corpus.
Search patents in B66B- Granted patents
- 119
- Published applications
- 90
- Assignees
- 34
- Inventors
- 218
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 1 |
| 2003 | 0 | 4 |
| 2004 | 2 | 3 |
| 2005 | 1 | 7 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 7 | 0 |
| 2009 | 3 | 3 |
| 2010 | 0 | 1 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 4 |
| 2015 | 1 | 4 |
| 2016 | 3 | 0 |
| 2017 | 6 | 7 |
| 2018 | 2 | 7 |
| 2019 | 5 | 7 |
| 2020 | 5 | 2 |
| 2021 | 2 | 9 |
| 2022 | 8 | 16 |
| 2023 | 9 | 3 |
| 2024 | 3 | 2 |
| 2025 | 7 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Autonomous elevator car mover configured with guide wheels6 Oct 2026US 12,753,046 B2Otis Elevator Company
- Roller guide shoe for guiding an elevator car of an elevator25 Nov 2025US 12,479,699 B2Inventio AG
- Ropeless elevator robotic transporters for vehicle parking11 Nov 2025US 12,466,697 B2Otis Elevator Company
- Beam climber active brake health monitoring system7 Oct 2025US 12,434,943 B2Otis Elevator Company
- Active guide roller and elevator device24 Jun 2025US 12,338,103 B2Mitsubishi Electric Corporation
- Elevator roller pressure adjustment assembly and adjustment method, elevator guide shoe and elevator system11 Jun 2026US 2026/0159355 A1Otis Elevator Company
- Conveyance device5 Feb 2026US 2026/0035208 A1Daifuku Co., Ltd.
- Elevator car and elevator24 Jul 2025US 2025/0236489 A1Kone Corporation
- Elevator system and guiding device therefor5 Jun 2025US 2025/0178866 A1Otis Elevator Company
- Roller guide shoe for guiding an elevator car of an elevator29 Aug 2024US 2024/0286872 A1Inventio AG
Most cited
By later US patents
- Elevator apparatus provided with guiding device used for preventing passenger cage vibration40US 5,086,882 AHitachi, Ltd. · 1992
- Elevator cab guidance assembly35US 5,117,946 AOtis Elevator Company · 1992
- Actuator having a two ended actuator rod movable longitudinally and transversely31US 5,535,853 AOtis Elevator Company · 1996
- Apparatus and method for the damping of oscillations in an elevator car26US 5,896,949 AInventio AG · 1999
- Elevator horizontal suspensions and controls25US 5,304,751 AOtis Elevator Company · 1994