Mobile Stair Patents (Class D34/30)
  • Combined escalator comb and floor plate
    Patent number: D508598
    Type: Grant
    Filed: April 7, 2003
    Date of Patent: August 16, 2005
    Assignee: Otis Elevator Company
    Inventors: David Jarvis, Frank M. Sansevero, Thomas Swyst
  • Portion of inlet for escalator
    Patent number: D535804
    Type: Grant
    Filed: March 16, 2004
    Date of Patent: January 23, 2007
    Assignee: Toshiba Elevator Kabushiki Kaisha
    Inventors: Masato Yoshida, Yoshio Ogimura, Koji Sugiura, Nobuhiro Oku, Kazuhiko Nakao
  • Escalator handrail entry
    Patent number: D475831
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: June 10, 2003
    Assignee: Otis Elevator Company
    Inventors: Frank Sansevero, Thomas Swyst, Carla Majuntke, Charles Darling
  • Escalator with illuminated balustrade
    Patent number: D551419
    Type: Grant
    Filed: September 14, 2004
    Date of Patent: September 18, 2007
    Assignee: Inventio AG
    Inventors: Gerhard Kleewein, Gerald Winkler
  • Inlet used for escalator
    Patent number: D563622
    Type: Grant
    Filed: August 15, 2006
    Date of Patent: March 4, 2008
    Assignee: I & K International Co., Ltd.
    Inventor: Chul Soon Im
  • Pair of escalator control boxes
    Patent number: D296374
    Type: Grant
    Filed: February 8, 1985
    Date of Patent: June 21, 1988
    Assignee: Otis Elevator Company
    Inventors: Dietrich Herrmann, Rido Busse
  • Pair of escalator control boxes
    Patent number: D298375
    Type: Grant
    Filed: February 8, 1985
    Date of Patent: November 1, 1988
    Assignee: Otis Elevator Company
    Inventors: Dietrich Herrmann, Rido Busse
  • Escalator decking
    Patent number: D490956
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: June 1, 2004
    Assignee: Otis Elevator Company
    Inventors: Frank Sansevero, Thomas Swyst, Bernward Engelke, Andreas Vogt
  • Two-tone moving step panel for escalator
    Patent number: D490957
    Type: Grant
    Filed: February 7, 2003
    Date of Patent: June 1, 2004
    Assignee: Otis Elevator Company
    Inventor: Andreas Stuffel
  • Barrier panel for escalators
    Patent number: D338309
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: August 10, 1993
    Assignee: Otis Elevator Company
    Inventors: Gerald E. Johnson, James A. Rivera, Arthur McClement
  • Escalator motion detecting control device
    Patent number: D342914
    Type: Grant
    Filed: October 23, 1991
    Date of Patent: January 4, 1994
    Inventor: Bob Grieco
  • Escalator control box
    Patent number: D344384
    Type: Grant
    Filed: August 12, 1992
    Date of Patent: February 15, 1994
    Assignee: Hitachi, Ltd.
    Inventors: Noboru Yamamoto, Shinji Shibuya, Akira Omachi, Yoko Ichikawa, Norio Kamoshita, Chuichi Saito
  • Escalator handrail entry housing
    Patent number: D348756
    Type: Grant
    Filed: July 9, 1993
    Date of Patent: July 12, 1994
    Assignee: Otis Elevator Company
    Inventors: Dale R. Barrett, Gerald E. Johnson, Ronald Laliberte, John T. Pitts, Frank M. Sansevero, Willy Adrian, Gerald Wente, R. Zimmerman
  • Escalator handrail entry housing
    Patent number: D348757
    Type: Grant
    Filed: July 9, 1993
    Date of Patent: July 12, 1994
    Assignee: Otis Elevator Company
    Inventors: James A. Rivera, Dat Nguyen, Dale R. Barrett, Gerald E. Johnson
  • Set of balustrade end parts of a passenger conveyor
    Patent number: D647681
    Type: Grant
    Filed: May 21, 2009
    Date of Patent: October 25, 2011
    Assignee: Kone Corporation
    Inventors: Heikki Naulapää, Mika Moilanen, Sami Lehtovaara, Touko Palviainen, Timo Tiainen, Sami Kauppinen
  • Escalator including a step chain
    Patent number: D420189
    Type: Grant
    Filed: June 12, 1998
    Date of Patent: February 1, 2000
    Assignee: Inventio AG
    Inventors: Gerhard Kleewein, Walter Thierer
  • Travelator
    Patent number: D753365
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: April 5, 2016
    Assignee: Inventio AG
    Inventors: Thomas Illedits, Robert Schulz, Michael Matheisl, Christoph Makovec, Uwe Hauer
  • Travelator
    Patent number: D796148
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: August 29, 2017
    Assignee: Inventio AG
    Inventors: Thomas Illedits, Robert Schulz, Michael Matheisl, Christoph Makovec, Uwe Hauer
  • Ramp with paneling
    Patent number: D853676
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: July 9, 2019
    Assignee: KONE CORPORATION
    Inventors: Tomi Kapiainen, Kim Heikkinen, Visa Rauta, Jouni Salojärvi, Aapo Saari
  • Escalator balustrade transition section
    Patent number: D918521
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: May 4, 2021
    Assignee: INVENTIO AG
    Inventor: Jiajie Wang
  • Barrier
    Patent number: D989347
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: June 13, 2023
    Assignee: KONE CORPORATION
    Inventors: Jouni Salojärvi, Visa Rauta, Aapo Saari, Mika Hautamäki
  • Travelator
    Patent number: D1004899
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: November 14, 2023
    Assignee: INVENTIO AG
    Inventors: Gerhard Kleewein, Dominik Praxmarer