DC

David Cranfill

Motorola: 8 patents #1,267 of 12,470Top 15%
Motorola Mobility: 5 patents #265 of 2,091Top 15%
Google: 1 patents #14,769 of 22,993Top 65%
Overall (All Time): #351,123 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9430078 Printed force sensor within a touch screen Zubin Parikh 2016-08-30
8841847 Electronic device for controlling lighting effects using an audio file David Brenner, Michael E. Caine 2014-09-23
8810519 Touch sensor integrated with a keyboard spacebar Mark F. Valentine, Michael Frederick David Olley 2014-08-19
8766954 Active stylus for use with touch-sensitive interfaces and corresponding method Sandeep Vuppu, Michael Frederick David Olley, Mark F. Valentine 2014-07-01
8265308 Apparatus including two housings and a piezoelectric transducer Thomas Gitzinger, Rachid M. Alameh 2012-09-11
8008561 Audio file format with mapped lighting effects and method for controlling lighting effects using an audio file format David Brenner, Michael E. Caine 2011-08-30
7784366 Single sided capacitive force sensor for electronic devices Dodge Daverman, Michael Frederick David Olley 2010-08-31
7683918 User interface and method therefor Michael Bohan, Xiaohua Ning, Chad Austin Phipps, Susan L. Tuttle 2010-03-23
7667371 Electronic device and circuit for providing tactile feedback Daniel J. Sadler, Michael Frederick David Olley, Eric V. Tashakkor, Daniel H. Wagner 2010-02-23
7483543 Stereo imaging manifold and method for use in a portable electronic device David Brenner, Richard Thrush 2009-01-27
7421088 Multifunction transducer David Brenner, Michael E. Caine 2008-09-02
7242784 Dynamic gain control of audio in a communication device Kesavarajan Kaliyaperumal, Arthur Gerald Herkert, Ronald Crochiere 2007-07-10
7129824 Tactile transducers and method of operating Sandra J. Guzman, Scott Isabelle, Rindala Saliba 2006-10-31
7054450 Method and system for ensuring audio safety Jason McIntosh 2006-05-30