Inventor
BERNARDI ROBERT J
US15 patents
Patents
15 patentsUS4917504AApr 17, 1990
Communications headset
PLANTRONICS172 citations97
US6941161B1Sep 6, 2005
Microphone position and speech level sensor
PLANTRONICS75 citations96
US5761298AJun 2, 1998
Communications headset with universally adaptable receiver and voice transmitter
PLANTRONICS179 citations96
US7561700B1Jul 14, 2009
Auto-adjust noise canceling microphone with position sensor
PLANTRONICS73 citations94
US6826515B2Nov 30, 2004
Headset noise exposure dosimeter
PLANTRONICS78 citations94
US6735453B1May 11, 2004
Automatic headset hookswitch
PLANTRONICS37 citations92
US7346176B1Mar 18, 2008
Auto-adjust noise canceling microphone with position sensor
PLANTRONICS54 citations91
US4975949ADec 4, 1990
Electronic headset telephone
PLANTRONICS52 citations88
US4926459AMay 15, 1990
Hearing assist telephone
PLANTRONICS34 citations86
US6683952B1Jan 27, 2004
Headset adapter with detachable under-the-phone accessory deck
PLANTRONICS14 citations84
US7457644B1Nov 25, 2008
Microphone position and speech level sensor
PLANTRONICS9 citations83
US7200238B1Apr 3, 2007
Acoustic signal level limiter
PLANTRONICS14 citations81
US6009166ADec 28, 1999
Nitinol hookswitch actuator
PLANTRONICS15 citations70
US7133701B1Nov 7, 2006
Microphone position and speech level sensor
PLANTRONICS1 citations61
US7616769B1Nov 10, 2009
Variable and shiftable acoustic output signal limiter
PLANTRONICS1 citations51