Inventor · disambiguated record
Bichun Li
Also filed as: LI BICHUN
8 granted patents·7 pending applications·6 citations·filing 2020–2025
74Inventor score
Files withOTIS ELEVATOR CO15
Top patents by PatentIndex Score
15 records- 0193US11780706B2Modular elevator assembly and railOTIS ELEVATOR CO·Filed 2021·Granted Oct 10, 2023·5 cites·14 claims
- 0289US11827495B2Mounting bracket for guiding rail of elevator and mounting method thereof, locating apparatus, bracket adjusting apparatus and elevator systemOTIS ELEVATOR CO·Filed 2022·Granted Nov 28, 2023·1 cites·3 claims
- 0374US12479696B2Calibration method and system for virtual buttons, elevator and storage mediumOTIS ELEVATOR CO·Filed 2021·Granted Nov 25, 2025·0 cites·12 claims
- 0474US11787660B2Brake monitoring circuitry, elevator system and brake monitoring methodOTIS ELEVATOR CO·Filed 2021·Granted Oct 17, 2023·0 cites·17 claims
- 0569US11667496B2Roller system, roller braking device and elevator systemOTIS ELEVATOR CO·Filed 2021·Granted Jun 6, 2023·0 cites·13 claims
- 0666US2025346457A1Elevator system and counterweight thereforOTIS ELEVATOR CO·Filed 2025·Application pending·0 cites
- 0761US2023211979A1Method and apparatus for detecting elevator safety chainOTIS ELEVATOR CO·Filed 2022·Application pending·0 cites
- 0859US2025178866A1Elevator system and guiding device thereforOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 0959US2022219940A1Elevator communication system and method, storage mediumOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 1058US12180034B2Communication network switching system and method for elevator system, and elevator systemOTIS ELEVATOR CO·Filed 2021·Granted Dec 31, 2024·0 cites·19 claims
- 1158US2022411227A1Apparatus and method for testing elevator display unit and elevator systemOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 1257US2022194738A1Spatial location positioning method and system for elevator and elevatorOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 1356US2022017329A1Locating failure of landing door safety circuitOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 1455US11834301B2Guide device for an elevator car and elevator systemOTIS ELEVATOR CO·Filed 2020·Granted Dec 5, 2023·0 cites·13 claims
- 1553US12139371B2Connecting mechanism, elevator shaft module and elevator systemOTIS ELEVATOR CO·Filed 2021·Granted Nov 12, 2024·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →