Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12425116 | Systems and method for consistent FM/HD1 diversity delay | — | 2025-09-23 |
| 11855825 | IBOC compatible superposition modulation by independent modulators utilizing clipping noise from peak-to-average power reduction | — | 2023-12-26 |
| 11700161 | Multiplex of high definition radio stations | Brian Walker | 2023-07-11 |
| 11381439 | IBOC compatible superposition modulation by independent modulators utilizing clipping noise from peak-to-average power reduction | — | 2022-07-05 |
| 10724889 | Liquid level detection in receptacles using a plenoptic camera to measure the surface topography of the liquid | Helmut Knapp, Christian Beyer, Matthias Höchemer, Vincent Revol | 2020-07-28 |
| 10469301 | Multiplex of high definition radio stations | Brian Walker | 2019-11-05 |
| 9088467 | Peak-to-average power reduction method | Brian Walker | 2015-07-21 |
| 8719718 | Digital paper-enabled products and methods relating to same | Erik M. Erikson, R. Matthews Wesson, Ira Smith, David McGee, Phil Cohen +3 more | 2014-05-06 |
| 8564548 | Systems and methods for using a digital palette to produce a digital document | Michael Robin, Paulo Barthelmess, David McGee, Phil Cohen | 2013-10-22 |
| 8369431 | Peak-to-average power reduction method | Brian Walker | 2013-02-05 |
| 7996225 | Utilizing speech grammar rules written in a markup language | Ralph Lipe, Erik Castedo Ellerman, Robert Chambers | 2011-08-09 |
| 7949536 | Intelligent speech recognition of incomplete phrases | David Mowatt, Ricky Dee Loynd, Robert Edward Dewar, Rachel I. Morton, Qiang Wu +2 more | 2011-05-24 |
| 7865610 | Point to multipoint reliable protocol for synchronous streaming data in a lossy IP network | Scott Martin | 2011-01-04 |
| 7624018 | Speech recognition using categories and speech prefixing | Robert Chambers, Bo-June Hsu, Oscar Newkerk, David Wood | 2009-11-24 |
| 7571096 | Speech recognition using a state-and-transition based binary speech grammar with a last transition value | Ralph Lipe | 2009-08-04 |
| 7389234 | Method and apparatus utilizing speech grammar rules written in a markup language | Ralph Lipe, Erik Castedo Ellerman, Robert Chambers | 2008-06-17 |
| 7379874 | Middleware layer between speech related applications and engines | Ralph Lipe, Robert Chambers, Edward Connell | 2008-05-27 |
| 7283959 | Compact easily parseable binary format for a context-free grammar | Ralph Lipe | 2007-10-16 |
| 7240012 | Speech recognition status feedback of volume event occurrence and recognition status | Marieke Iwema, Robert Chambers, Adrian Garside | 2007-07-03 |
| 7206742 | Context free grammar engine for speech recognition system | Ralph Lipe | 2007-04-17 |
| 7177807 | Middleware layer between speech related applications and engines | Ralph Lipe, Robert Chambers, Edward Connell | 2007-02-13 |
| 7177813 | Middleware layer between speech related applications and engines | Ralph Lipe, Robert Chambers, Edward Connell | 2007-02-13 |
| 7174294 | Speech platform architecture | Robert Chambers | 2007-02-06 |
| 7162425 | Speech-related event notification system | Ralph Lipe | 2007-01-09 |
| 7155392 | Context free grammar engine for speech recognition system | Ralph Lipe | 2006-12-26 |