Patents by Inventor David Willem, Lodewijk OFFERHAUS

David Willem, Lodewijk OFFERHAUS has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Elevator device
    Patent number: 10407276
    Abstract: An elevator device that can continuously evacuate any evacuee left in a building by using an elevator. The elevator device includes a control device configured to maintain an evacuation operation mode corresponding to a rescue floor concerned when a car operation instructing device is operated on the rescue floor concerned before a predetermined time passes from when the car stops at the rescue floor concerned during the evacuation operation mode corresponding to the rescue floor concerned, and release the evacuation operation mode corresponding to the rescue floor concerned when the car operation instructing device is not operated on the rescue floor concerned before the predetermined time passes from when the car stops at the rescue floor concerned during the evacuation operation mode corresponding to the rescue floor concerned.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: September 10, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Chiaki Honda, Masashi Komatsu, Ashiqur Rahman, David Willem Lodewijk Offerhaus, Takaharu Ueda, Shinichi Kuroda, Koji Yamagishi, Kenji Taniyama
  • Elevator device including evacuation operation mode request switch
    Patent number: 10150646
    Abstract: An elevator device enabling efficient evacuation of people left in a building is provided. The elevator device includes: an evacuation operation mode request switch provided in a hall of an elevator on a rescue floor; a car that if the evacuation operation mode request switch is kept in an operated state, keeps operating in an evacuation operation mode in which the car moves between the rescue floor and an evacuation floor; and an operation control device that is provided in the hall of the elevator on the rescue floor, and if the operation control device is operated when the car is stopped at the rescue floor, moves the car to the evacuation floor.
    Type: Grant
    Filed: September 17, 2013
    Date of Patent: December 11, 2018
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Yoshimasa Koba, Shinichi Kuroda, Takaharu Ueda, Ashiqur Rahman, David Willem Lodewijk Offerhaus
  • ELEVATOR DEVICE
    Publication number: 20170305717
    Abstract: An elevator device that can continuously evacuate any evacuee left in a building by using an elevator. The elevator device includes a control device configured to maintain an evacuation operation mode corresponding to a rescue floor concerned when a car operation instructing device is operated on the rescue floor concerned before a predetermined time passes from when the car stops at the rescue floor concerned during the evacuation operation mode corresponding to the rescue floor concerned, and release the evacuation operation mode corresponding to the rescue floor concerned when the car operation instructing device is not operated on the rescue floor concerned before the predetermined time passes from when the car stops at the rescue floor concerned during the evacuation operation mode corresponding to the rescue floor concerned.
    Type: Application
    Filed: September 24, 2014
    Publication date: October 26, 2017
    Applicant: Mitsubishi Electric Corporation
    Inventors: Chiaki HONDA, Masashi KOMATSU, Ashiqur RAHMAN, David Willem Lodewijk OFFERHAUS, Takaharu UEDA, Shinichi KURODA, Koji YAMAGISHI, Kenji TANIYAMA
  • ELEVATOR DEVICE
    Publication number: 20160280510
    Abstract: An elevator device enabling efficient evacuation of people left in a building is provided. The elevator device includes: an evacuation operation mode request switch provided in a hall of an elevator on a rescue floor; a car that if the evacuation operation mode request switch is kept in an operated state, keeps operating in an evacuation operation mode in which the car moves between the rescue floor and an evacuation floor; and an operation control device that is provided in the hall of the elevator on the rescue floor, and if the operation control device is operated when the car is stopped at the rescue floor, moves the car to the evacuation floor.
    Type: Application
    Filed: September 17, 2013
    Publication date: September 29, 2016
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Yoshimasa KOBA, Shinichi KURODA, Takaharu UEDA, Ashiqur RAHMAN, David Willem, Lodewijk OFFERHAUS