Patents/Inventors

Robert J. Littrell

Boston, MAUS12 patents

13 Patents

US122167462025
Biometric Authentication Using Voice Accelerometer
QUALCOMM Technologies, Inc.
0 cites
US120589392024
Piezoelectric MEMS Microphone
QUALCOMM TECHNOLOGIES, Inc.
0 cites
US120104882024
Microphone Having a Digital Output Determined at Different Power Consumption Levels
QUALCOMM Technologies, Inc.
0 cites
US119500522024
Acoustic Transducer with Gap-controlling Geometry and Method of Manufacturing an Acoustic Transducer
QUALCOMM Technologies, Inc.
0 cites
US119303342024
Piezoelectric MEMS Device with an Adaptive Threshold for Detection of an Acoustic Stimulus
QUALCOMM Technologies, Inc.
0 cites
US118990392024
Piezoelectric Accelerometer with Wake Function
QUALCOMM Technologies, Inc.
0 cites
US118924662024
Piezoelectric Accelerometer with Wake Function
QUALCOMM Technologies, Inc.
0 cites
US118716642024
Staggering of Openings in Electrodes for Crack Mitigation
QUALCOMM Technologies, Inc.
0 cites
US117261052023
Piezoelectric Accelerometer with Wake Function
QUALCOMM Incorporated
0 cites
US117169062023
MEMS Process Power
QUALCOMM TECHNOLOGIES, Inc
0 cites
US116659682023
Piezoelectric MEMS Microphone
The Regents Of The University Of Michigan
0 cites
US116170412023
Piezoelectric MEMS Device for Producing a Signal Indicative of Detection of an Acoustic Stimulus
QUALCOMM Incorporated
0 cites
US116170482023
Microphone Having a Digital Output Determined at Different Power Consumption Levels
QUALCOMM Incorporated
0 cites