Patents by Inventor Karl Buchin

Karl Buchin 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).

  • Telephone handset
    Patent number: D242928
    Type: Grant
    Filed: February 7, 1975
    Date of Patent: January 4, 1977
    Assignee: Deutsche Telephonwerke und Kabelindustrie Aktiengesellschaft
    Inventors: Karl Buchin, Werner Grosse, Wolfgang Klein, Alfred Wloch
  • Telephone instrument
    Patent number: D243961
    Type: Grant
    Filed: February 7, 1975
    Date of Patent: April 5, 1977
    Assignee: Deutsche Telephonwerke und Kabelindustrie Aktiengesellschaft
    Inventors: Karl Buchin, Werner Grosse, Wolfgang Klein, Alfred Wloch, Manfred Seide
  • Desk telephone station with built-in freespeaking device and an additional casing for a sound transmitter and/or receiver
    Patent number: D244468
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: May 24, 1977
    Assignee: Deutsche Telephonwerke und Kabelindustrie Aktiengesellschaft
    Inventor: Karl Buchin
  • Desk telephone station with built-in freespeaking device
    Patent number: D244469
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: May 24, 1977
    Assignee: Deutsche Telephonwerke und Kabelindustrie Aktiengesellschaft
    Inventor: Karl Buchin
  • Telephone set
    Patent number: D291082
    Type: Grant
    Filed: July 30, 1985
    Date of Patent: July 28, 1987
    Assignee: Krone GmbH
    Inventor: Karl Buchin
  • Telephone apparatus
    Patent number: D293571
    Type: Grant
    Filed: December 5, 1985
    Date of Patent: January 5, 1988
    Assignee: Krone GmbH
    Inventor: Karl Buchin
  • Telephone apparatus
    Patent number: D293572
    Type: Grant
    Filed: December 9, 1985
    Date of Patent: January 5, 1988
    Assignee: Krone GmbH
    Inventor: Karl Buchin
  • Telephone set
    Patent number: D298935
    Type: Grant
    Filed: April 7, 1987
    Date of Patent: December 13, 1988
    Assignee: KRONE Aktiengesellschaft
    Inventor: Karl Buchin
  • Handset transceiver and telephone dialer stand with display panel
    Patent number: D299342
    Type: Grant
    Filed: April 7, 1987
    Date of Patent: January 10, 1989
    Assignee: Krone AG
    Inventor: Karl Buchin
  • Computer terminal with ergonomic numerical keyboard
    Patent number: D323816
    Type: Grant
    Filed: January 12, 1990
    Date of Patent: February 11, 1992
    Assignee: Krone AG
    Inventor: Karl Buchin
  • Computer terminal with ergonomic alphanumeric keyboard
    Patent number: D323817
    Type: Grant
    Filed: January 12, 1990
    Date of Patent: February 11, 1992
    Assignee: Krone AG
    Inventor: Karl Buchin
  • Telephone set
    Patent number: D365560
    Type: Grant
    Filed: November 29, 1994
    Date of Patent: December 26, 1995
    Assignee: Alcatel SEL Aktiengesellschaft
    Inventor: Karl Buchin
  • Desk-top charger base
    Patent number: D433991
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: November 21, 2000
    Assignee: Home Wireless Networks, Inc.
    Inventors: Karl Buchin, Simon Krenke, Philipp Grabher
  • Desk-top/wall-mount charger base
    Patent number: D434372
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: November 28, 2000
    Assignee: Home Wireless Networks, Inc.
    Inventors: Karl Buchin, Simon Krenke, Philipp Grabher