-
-
-
Headset amplifier
-
Patent number D494574
-
Issue date Aug 17, 2004
-
Hello Direct, Inc.
-
Peter Schmidt
-
D14 - Recording, communication, or information retrieval equipment
-
Headset with movable earphones
-
Patent number 6,775,390
-
Issue date Aug 10, 2004
-
Hello Direct, Inc.
-
Peter Schmidt
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
-
-
Headset with moveable earphones
-
Patent number D468722
-
Issue date Jan 14, 2003
-
Hello Direct, Inc.
-
Peter Schmidt
-
D14 - Recording, communication, or information retrieval equipment
-
-
Base for a headset
-
Patent number D455418
-
Issue date Apr 9, 2002
-
Hello Direct, Inc.
-
Peter O. Schmidt
-
D14 - Recording, communication, or information retrieval equipment
-
Remote telephone transceiver
-
Patent number D454556
-
Issue date Mar 19, 2002
-
Hello Direct, Inc.
-
Peter O. Schmidt
-
D14 - Recording, communication, or information retrieval equipment
-
Portion of a keyboard
-
Patent number D452503
-
Issue date Dec 25, 2001
-
Microsoft Corporation
-
Scott W. Summit
-
D14 - Recording, communication, or information retrieval equipment
-
Portion of a keyboard
-
Patent number D452502
-
Issue date Dec 25, 2001
-
Microsoft Corporation
-
Scott W. Summit
-
D14 - Recording, communication, or information retrieval equipment