Autonomous elevator car mover configured for self-learning lateral clearance control
US-12528667-B2 · Jan 20, 2026 · US
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Tandem operation of multiple elevator cars in the same shaft
Tandem operation of multiple elevator cars in the same shaft · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B66B2201/307 |
| Official title | Tandem operation of multiple elevator cars in the same shaft |
| Display label | Tandem operation of multiple elevator cars in the same shaft |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Autonomous elevator car movers and traction surfaces therefor, configured with traction increasing and guidance enhancing implements
US-11584621-B2 · Feb 21, 2023 · US
Elevator car identification and tracking
US-2022144585-A1 · May 12, 2022 · US
Ropeless elevator building to building mobility system
US-2022063958-A1 · Mar 3, 2022 · US
Autonomous elevator car mover configured for self-learning gap control
US-2022048729-A1 · Feb 17, 2022 · US
Autonomous elevator car movers configured with coupling devices for vibration damping
US-2022033223-A1 · Feb 3, 2022 · US
Autonomous elevator car movers and traction surfaces therefor, configured with traction increasing and guidance enhancing implements
US-2022033226-A1 · Feb 3, 2022 · US
Multicar elevator system and a method thereto
US-2021130132-A1 · May 6, 2021 · US
Passenger conveyor
US-2021078831-A1 · Mar 18, 2021 · US
Elevator system
US-2021061612-A1 · Mar 4, 2021 · US
Control device for an elevator system, lift system and method for controlling an elevator system
US-2020079619-A1 · Mar 12, 2020 · US
User-controlled elevator allocation for independent service
US-10427909-B2 · Oct 1, 2019 · US
Car separation control in multi-car elevator system
US-10399815-B2 · Sep 3, 2019 · US
Elevator arrangement and method for re-adjusting the elevator arrangement
US-9950901-B2 · Apr 24, 2018 · US
Car separation control in multi-car elevator system
US-2017349397-A1 · Dec 7, 2017 · US
Self-propelled cargo lift for elevator systems
US-9776832-B2 · Oct 3, 2017 · US
Elevator system
US-9592996-B2 · Mar 14, 2017 · US
User-controlled elevator allocation
US-2016368733-A1 · Dec 22, 2016 · US
Elevator system
US-2016200548-A1 · Jul 14, 2016 · US
Self-propelled cargo lift for elevator systems
US-2015368071-A1 · Dec 24, 2015 · US