B66B 17/12
Counterpoises
B66B17/12 (Counterpoises) appears on 68 US grants and 85 published applications in this corpus.
Search patents in B66B- Granted patents
- 68
- Published applications
- 85
- Assignees
- 25
- Inventors
- 196
- Latest grant
- 22 Sep 2026
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 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 3 |
| 2009 | 0 | 3 |
| 2010 | 0 | 2 |
| 2011 | 1 | 3 |
| 2012 | 3 | 2 |
| 2013 | 1 | 3 |
| 2014 | 4 | 4 |
| 2015 | 1 | 2 |
| 2016 | 3 | 4 |
| 2017 | 5 | 3 |
| 2018 | 3 | 5 |
| 2019 | 4 | 6 |
| 2020 | 3 | 7 |
| 2021 | 3 | 6 |
| 2022 | 8 | 5 |
| 2023 | 5 | 5 |
| 2024 | 3 | 3 |
| 2025 | 0 | 4 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Elevator power supply22 Sep 2026US 12,741,849 B2Otis Elevator Company
- Protection system for elevators16 Jun 2026US 12,654,990 B2Petral
- Sabbath elevator6 Jan 2026US 12,515,915 B2
- Sliding guide shoe, counterweight equipped with sliding guide shoes, and elevator system31 Dec 2024US 12,180,039 B2Inventio AG
- Elevator counterweight9 Apr 2024US 11,952,241 B2Otis Elevator Company
- Machine room-less elevator traction system and elevator equipment10 Sep 2026US 2026/0265022 A1Otis Elevator Company
- Lift device and elevator27 Aug 2026US 2026/0250102 A1Inventio AG
- Sabbath elevator6 Aug 2026US 2026/0225851 A1
- Elevator lifted by dual-motor drive apparatus30 Jul 2026US 2026/0217496 A1Shanghai Mitsubishi Elevator Co., Ltd.
- Elevator element and elevator21 May 2026US 2026/0138852 A1Kone Corporation
Most cited
By later US patents
- Traction sheave elevator with drive machine below35US 5,469,937 AKone Corporation · 1995
- Belt-climbing elevator having drive in counterweight22US 6,138,799 AOtis Elevator Company · 2000
- Elevator motor placed in the counterweight21US 5,435,417 AKone Corporation · 1995
- Elevator drive machine placed in the counterweight16US 5,573,084 AKone Corporation · 1996
- Power transmission system for elevator15US 7,104,363 B22006