Intercom (7) Patents (Class D14/159)
  • Wireless intercom system
    Patent number: 7103392
    Abstract: A wireless intercom unit includes an electronics housing including a first side, where the first side is configured to interface with a planar surface. The intercom unit also includes a microphone, a speaker, and an input device, where these components are located on a portion of the housing other than the first side. The intercom further includes a first channel transceiver for a first channel radio frequency range. In another embodiment, a wireless communication system includes a wireless intercom unit and an earpiece for wireless communication with the wireless intercom unit. In yet another embodiment of the invention, a wireless communication system includes a wireless intercom unit and a remote switch for providing user input information to the intercom unit.
    Type: Grant
    Filed: January 15, 2002
    Date of Patent: September 5, 2006
    Assignee: 3M Innovative Properties Company
    Inventors: Douglas D. Fletcher, James C. Medek, Ronald W. Hall
  • Main unit of entrance television phone system
    Patent number: D500479
    Type: Grant
    Filed: February 20, 2004
    Date of Patent: January 4, 2005
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tamotsu Senda, Kouji Yukikado
  • Main unit and recording unit of entrance television phone system
    Patent number: D500748
    Type: Grant
    Filed: December 30, 2003
    Date of Patent: January 11, 2005
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tamotsu Senda, Kouji Yukikado
  • Outdoor intercom unit
    Patent number: D500751
    Type: Grant
    Filed: March 15, 2004
    Date of Patent: January 11, 2005
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Kouji Yukikado, Tamotsu Senda
  • Main unit of entrance television phone system
    Patent number: D502156
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: February 22, 2005
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tamotsu Senda, Kouji Yukikado
  • Electronic door message system
    Patent number: D440548
    Type: Grant
    Filed: February 18, 2000
    Date of Patent: April 17, 2001
    Inventors: Nigel Kersh, Bhikhu A Unvala
  • Interphone
    Patent number: D505127
    Type: Grant
    Filed: June 30, 2003
    Date of Patent: May 17, 2005
    Assignee: Aiphone Co., Ltd.
    Inventors: Kazuya Yoshida, Toshio Hotta
  • Interphone
    Patent number: D509820
    Type: Grant
    Filed: July 15, 2004
    Date of Patent: September 20, 2005
    Assignee: Aiphone Co., Ltd.
    Inventors: Kazuya Yoshida, Toshio Hotta
  • Recording unit of entrance television phone system
    Patent number: D513744
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: January 24, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tamotsu Senda, Kouji Yukikado
  • Unit for conferencing system
    Patent number: D450308
    Type: Grant
    Filed: October 17, 2000
    Date of Patent: November 13, 2001
    Assignee: U.S. Philips Corporation
    Inventor: Arjen Hans Benders
  • Outdoor intercom unit
    Patent number: D519100
    Type: Grant
    Filed: May 26, 2005
    Date of Patent: April 18, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Kenji Shioya, Junichi Ogawa
  • Intercom
    Patent number: D520487
    Type: Grant
    Filed: August 24, 2004
    Date of Patent: May 9, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventor: Kenji Shioya
  • Video intercom home device
    Patent number: D520488
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: May 9, 2006
    Assignee: Bticino S.p.A
    Inventor: Fabrizio Fabrizi
  • Intercom base unit
    Patent number: D521489
    Type: Grant
    Filed: September 28, 2004
    Date of Patent: May 23, 2006
    Assignee: Audio Authority Corporation
    Inventors: Daniel A. Farnsworth, Barry E. Royse
  • Outdoor intercom unit
    Patent number: D522490
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: June 6, 2006
    Assignee: Matsushita Electric Industrial, Co., Ltd.
    Inventors: Kouji Yukikado, Tamotsu Senda
  • Controller for television surveillance system
    Patent number: D525160
    Type: Grant
    Filed: April 9, 2004
    Date of Patent: July 18, 2006
    Assignee: Optex Co., Ltd.
    Inventor: Mataichi Kurata
  • Personal conferencing node
    Patent number: D525231
    Type: Grant
    Filed: June 3, 2004
    Date of Patent: July 18, 2006
    Assignee: Plantronics, Inc.
    Inventors: Keith McMillen, David S. Hishinuma, Keith Edwards
  • Outdoor intercom unit
    Patent number: D525963
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: August 1, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Kouji Yukikado, Tamotsu Senda
  • Sound emitting device
    Patent number: D527055
    Type: Grant
    Filed: April 16, 2004
    Date of Patent: August 22, 2006
    Inventor: Paul B. Hester
  • Audio/video intercom system
    Patent number: D528534
    Type: Grant
    Filed: September 27, 2004
    Date of Patent: September 19, 2006
    Assignee: Audio Authority Corporation
    Inventors: Daniel A. Farnsworth, Barry E. Royse
  • Outdoor intercom unit
    Patent number: D531160
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: October 31, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Kouji Yukikado, Tamotsu Senda
  • Electronic sound recording and reproducing device for a baby
    Patent number: D465469
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: November 12, 2002
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Stephen Robert Heath
  • Interphone
    Patent number: D466099
    Type: Grant
    Filed: October 1, 2001
    Date of Patent: November 26, 2002
    Assignee: Aiphone Co., Ltd.
    Inventors: Hiroshi Matsui, Toshio Hotta
  • Interphone
    Patent number: D466491
    Type: Grant
    Filed: October 1, 2001
    Date of Patent: December 3, 2002
    Assignee: Aiphone Co., Ltd.
    Inventors: Hiroshi Matsui, Toshio Hotta
  • Interphone
    Patent number: D466882
    Type: Grant
    Filed: October 1, 2001
    Date of Patent: December 10, 2002
    Assignee: Aiphone Co., Ltd.
    Inventors: Hiroshi Matsui, Toshio Hotta
  • Interphone
    Patent number: D466883
    Type: Grant
    Filed: October 1, 2001
    Date of Patent: December 10, 2002
    Assignee: Aiphone Co., Ltd.
    Inventors: Hiroshi Matsui, Toshio Hotta
  • Enclosure box for large display entry system
    Patent number: D469420
    Type: Grant
    Filed: August 6, 2001
    Date of Patent: January 28, 2003
    Assignee: Elite Entry Phone
    Inventor: Walter Parsadayan
  • Audio conferencing device
    Patent number: D474169
    Type: Grant
    Filed: January 28, 2002
    Date of Patent: May 6, 2003
    Assignee: Mitel Knowledge Corporation
    Inventor: Jodie Fletcher
  • Interphone
    Patent number: D480377
    Type: Grant
    Filed: July 2, 2002
    Date of Patent: October 7, 2003
    Assignee: Aiphone Co., Ltd.
    Inventors: Kazuya Yoshida, Toshio Hotta
  • Interphone
    Patent number: D480702
    Type: Grant
    Filed: July 2, 2002
    Date of Patent: October 14, 2003
    Assignee: Aiphone Co., Ltd.
    Inventors: Kazuya Yoshida, Toshio Hotta
  • Interphone
    Patent number: D481698
    Type: Grant
    Filed: July 2, 2002
    Date of Patent: November 4, 2003
    Assignee: Aiphone Co., Ltd.
    Inventors: Manabu Yamada, Toshio Hotta
  • Interphone
    Patent number: D490396
    Type: Grant
    Filed: March 6, 2003
    Date of Patent: May 25, 2004
    Assignee: Aiphone Co., Ltd.
    Inventors: Hidenori Yamaguchi, Toshio Hotta
  • Interphone
    Patent number: D491551
    Type: Grant
    Filed: January 2, 2003
    Date of Patent: June 15, 2004
    Assignee: Aiphone Co., Ltd.
    Inventors: Hiroshi Matsui, Toshio Hotta
  • Base of a conference unit
    Patent number: D493441
    Type: Grant
    Filed: March 7, 2003
    Date of Patent: July 27, 2004
    Assignee: Shure Incorporated
    Inventors: Gary Sabick, Thomas Raiff
  • Base of a conference unit
    Patent number: D494152
    Type: Grant
    Filed: March 7, 2003
    Date of Patent: August 10, 2004
    Assignee: Shure Incorporation
    Inventors: Gary Sabick, Thomas Raiff
  • Combined transmitter and receiver for locating lost children
    Patent number: D391510
    Type: Grant
    Filed: June 12, 1997
    Date of Patent: March 3, 1998
    Inventors: Domenic Leo, Oxana Leo
  • Control panel for an access control system
    Patent number: D394435
    Type: Grant
    Filed: June 14, 1996
    Date of Patent: May 19, 1998
    Assignee: Elite Entry Phone Corporation
    Inventors: Alex Parsadayan, Walter Parsadayan
  • Receiver for a baby monitor
    Patent number: D394652
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: May 26, 1998
    Assignee: Graco Children's Products Inc.
    Inventor: Jeff G. Greger
  • Intercom sub-station
    Patent number: D394653
    Type: Grant
    Filed: December 27, 1996
    Date of Patent: May 26, 1998
    Assignee: Aiphone Co., Ltd.
    Inventors: Tetuaki Kato, Toshio Hotta
  • Intercom master station
    Patent number: D394656
    Type: Grant
    Filed: December 25, 1996
    Date of Patent: May 26, 1998
    Assignee: Aiphone Co., Ltd.
    Inventors: Tetuaki Kato, Toshio Hotta
  • Transmitter for a baby monitor
    Patent number: D398303
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: September 15, 1998
    Assignee: Graco Children's Products Inc.
    Inventor: Jeff G. Greger
  • Home intercom unit
    Patent number: D399203
    Type: Grant
    Filed: July 1, 1997
    Date of Patent: October 6, 1998
    Assignee: Thomson Consumer Electronics, Inc.
    Inventor: Thomas E. Renk, Jr.
  • Transmitter
    Patent number: D409511
    Type: Grant
    Filed: May 22, 1998
    Date of Patent: May 11, 1999
    Assignee: KinderTec Limited
    Inventors: David Michael Ames, Kerrin Maurice Lyons
  • Receiver
    Patent number: D410205
    Type: Grant
    Filed: May 22, 1998
    Date of Patent: May 25, 1999
    Assignee: KinderTec Limited
    Inventors: David Michael Ames, Kerrin Maurice Lyons
  • Sound transmitting device
    Patent number: D424560
    Type: Grant
    Filed: February 1, 1999
    Date of Patent: May 9, 2000
    Assignee: U.S. Philips Corporation
    Inventor: Stephen Robert Heath
  • Sound receiving device
    Patent number: D424561
    Type: Grant
    Filed: February 1, 1999
    Date of Patent: May 9, 2000
    Assignee: U.S. Philips Corporation
    Inventor: Stephen Robert Heath
  • Monitor
    Patent number: D424958
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: May 16, 2000
    Assignee: The First Years, Inc.
    Inventor: Ralph M. Nowak
  • Wireless conference apparatus
    Patent number: D429231
    Type: Grant
    Filed: July 9, 1999
    Date of Patent: August 8, 2000
    Assignee: Close Talk AB
    Inventor: Martin Johnsson
  • Monitor
    Patent number: D430052
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: August 29, 2000
    Assignee: The First Years Inc.
    Inventor: Ralph M. Nowak
  • Receiver
    Patent number: D430546
    Type: Grant
    Filed: March 24, 1998
    Date of Patent: September 5, 2000
    Assignee: Square Peg Communications Inc.
    Inventor: J. Scott Gibson