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Shanghai, CN
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Patents Grants
last 30 patents
Information
Patent Grant
System and method for adjustably positioning of elevator guide rail
Patent number
12,187,579
Issue date
Jan 7, 2025
Otis Elevator Company
Gang Huang
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Communication network switching system and method for elevator syst...
Patent number
12,180,034
Issue date
Dec 31, 2024
Otis Elevator Company
Qiang Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Connecting mechanism, elevator shaft module and elevator system
Patent number
12,139,371
Issue date
Nov 12, 2024
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Bluetooth module of elevator system
Patent number
12,103,818
Issue date
Oct 1, 2024
Otis Elevator Company
Hui Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Passenger guiding system for elevator, elevator system and passenge...
Patent number
12,043,520
Issue date
Jul 23, 2024
Otis Elevator Company
Hui Chen
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Guide device for an elevator car and elevator system
Patent number
11,834,301
Issue date
Dec 5, 2023
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Mounting bracket for guiding rail of elevator and mounting method t...
Patent number
11,827,495
Issue date
Nov 28, 2023
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Brake monitoring circuitry, elevator system and brake monitoring me...
Patent number
11,787,660
Issue date
Oct 17, 2023
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Modular elevator assembly and rail
Patent number
11,780,706
Issue date
Oct 10, 2023
Otis Elevator Company
Qirui Wang
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Roller system, roller braking device and elevator system
Patent number
11,667,496
Issue date
Jun 6, 2023
Otis Elevator Company
BiChun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Wireless signal device, system and method for elevator service request
Patent number
11,505,425
Issue date
Nov 22, 2022
Otis Elevator Company
Hui Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Elevator service requesting based on social media application module
Patent number
10,645,543
Issue date
May 5, 2020
Otis Elevator Company
Hui Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ELEVATOR CONTROL SYSTEM, ELEVATOR SYSTEM AND METHOD FOR CONTROLLING...
Publication number
20240010463
Publication date
Jan 11, 2024
Otis Elevator Company
Yu Zhang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
APPARATUS AND METHOD FOR MANAGING CALLING UNITS AND ELEVATOR SYSTEM
Publication number
20230416045
Publication date
Dec 28, 2023
Otis Elevator Company
Yu Zhang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
DISTRIBUTED PROCESSING SYSTEM AND METHOD FOR PROCESSING ELEVATOR CA...
Publication number
20230242375
Publication date
Aug 3, 2023
Otis Elevator Company
Yu Zhang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
METHOD AND APPARATUS FOR DETECTING ELEVATOR SAFETY CHAIN
Publication number
20230211979
Publication date
Jul 6, 2023
Otis Elevator Company
Fu Qi
B66 - HOISTING LIFTING HAULING
Information
Patent Application
MOUNTING BRACKET FOR GUIDING RAIL OF ELEVATOR AND MOUNTING MEHTOD T...
Publication number
20230133420
Publication date
May 4, 2023
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Application
COMMUNICATION SYSTEM AND METHOD FOR ELEVATOR SYSTEM
Publication number
20230134516
Publication date
May 4, 2023
Otis Elevator Company
Yu Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR ADJUSTABLY POSITIONING OF ELEVATOR GUIDE RAIL
Publication number
20230112950
Publication date
Apr 13, 2023
Otis Elevator Company
Gang Huang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
COMMUNICATION NETWORK SWITCHING SYSTEM AND METHOD FOR ELEVATOR SYST...
Publication number
20230002187
Publication date
Jan 5, 2023
Otis Elevator Company
Qiang Chen
B66 - HOISTING LIFTING HAULING
Information
Patent Application
APPARATUS AND METHOD FOR TESTING ELEVATOR DISPLAY UNIT AND ELEVATOR...
Publication number
20220411227
Publication date
Dec 29, 2022
Otis Elevator Company
BiChun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Application
GUIDE DEVICE FOR AN ELEVATOR CAR AND ELEVATOR SYSTEM
Publication number
20220402728
Publication date
Dec 22, 2022
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Application
BRAKE MONITORING CIRCUITRY, ELEVATOR SYSTEM AND BRAKE MONITORING ME...
Publication number
20220380174
Publication date
Dec 1, 2022
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Application
CALIBRATION METHOD AND SYSTEM FOR VIRTUAL BUTTONS, ELEVATOR AND STO...
Publication number
20220281714
Publication date
Sep 8, 2022
Otis Elevator Company
Qiang Chen
B66 - HOISTING LIFTING HAULING
Information
Patent Application
CONNECTING MECHANISM, ELEVATOR SHAFT MODULE AND ELEVATOR SYSTEM
Publication number
20220274804
Publication date
Sep 1, 2022
Otis Elevator Company
Bichun Li
E04 - BUILDING
Information
Patent Application
ELEVATOR COMMUNICATION SYSTEM AND METHOD, STORAGE MEDIUM
Publication number
20220219940
Publication date
Jul 14, 2022
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Application
VOLTAGE SIGNAL PROCESSING UNIT, LANDING DOOR FAILURE LOCATING SYSTE...
Publication number
20220219943
Publication date
Jul 14, 2022
Otis Elevator Company
Bichun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Application
SPATIAL LOCATION POSITIONING METHOD AND SYSTEM FOR ELEVATOR AND ELE...
Publication number
20220194738
Publication date
Jun 23, 2022
Otis Elevator Company
Fu Qi
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ROLLER SYSTEM, ROLLER BRAKING DEVICE AND ELEVATOR SYSTEM
Publication number
20220135374
Publication date
May 5, 2022
Otis Elevator Company
BiChun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Application
MODULAR ELEVATOR ASSEMBLY AND RAIL
Publication number
20220055862
Publication date
Feb 24, 2022
Otis Elevator Company
Qirui Wang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
LOCATING FAILURE OF LANDING DOOR SAFETY CIRCUIT
Publication number
20220017329
Publication date
Jan 20, 2022
Otis Elevator Company
BiChun Li
B66 - HOISTING LIFTING HAULING
Information
Patent Application
FAULT DIAGNOSING METHOD FOR INTERACTION BETWEEN ELEVATOR SYSTEM AND...
Publication number
20210288869
Publication date
Sep 16, 2021
Otis Elevator Company
Yu Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELEVATOR CALLING COORDINATION FOR ROBOTS AND INDIVIDUALS
Publication number
20210284485
Publication date
Sep 16, 2021
Otis Elevator Company
Stephen Richard Nichols
B66 - HOISTING LIFTING HAULING
Information
Patent Application
MONITORING OF OPERATING STATUS OF MACHINE PASSENGER
Publication number
20210284493
Publication date
Sep 16, 2021
Otis Elevator Company
Yu Zhang
G08 - SIGNALLING
Information
Patent Application
CONTROL FOR INTERACTIVE SAFETY BETWEEN ELEVATOR SYSTEM AND MACHINE...
Publication number
20210284489
Publication date
Sep 16, 2021
Otis Elevator Company
Yu Zhang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
CONTROL SYSTEM AND METHOD FOR LOCATION OF A ROBOT PASSENGER WHEN WA...
Publication number
20210284491
Publication date
Sep 16, 2021
Otis Elevator Company
Yu Zhang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ELEVATOR SYSTEM CROWD DETECTION BY ROBOT
Publication number
20210284494
Publication date
Sep 16, 2021
Otis Elevator Company
Yu Zhang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
METHOD AND SYSTEM FOR CONTROLLING ROBOT TO TAKE ELEVATOR, ELEVATOR,...
Publication number
20210122607
Publication date
Apr 29, 2021
Otis Elevator Company
Yu Zhang
B66 - HOISTING LIFTING HAULING
Information
Patent Application
PASSENGER GUIDING SYSTEM FOR ELEVATOR, ELEVATOR SYSTEM AND PASSENGE...
Publication number
20190345001
Publication date
Nov 14, 2019
Otis Elevator Company
Hui Chen
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ELEVATOR SERVICE REQUESTING BASED ON SOCIAL MEDIA APPLICATION MODULE
Publication number
20190349724
Publication date
Nov 14, 2019
Otis Elevator Company
Hui Chen
B66 - HOISTING LIFTING HAULING
Information
Patent Application
WIRELESS SIGNAL DEVICE, SYSTEM AND METHOD FOR ELEVATOR SERVICE REQUEST
Publication number
20190330012
Publication date
Oct 31, 2019
Otis Elevator Company
Hui Chen
B66 - HOISTING LIFTING HAULING
Information
Patent Application
WIRELESS SIGNAL DEVICE, SYSTEM AND METHOD FOR ELEVATOR SERVICE REQUEST
Publication number
20190292010
Publication date
Sep 26, 2019
Otis Elevator Company
Kai Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE