Individual holder
ROBERTS RICHARD D
US·12 granted patents·5 pending applications·209 citations·filing 1983–2016
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
17 records- 0196US4455894AHand held opening apparatusROBERTS RICHARD D·Filed 1983·Granted Jun 26, 1984·94 cites·4 claims
- 0293US8861976B2Transmit and receive MIMO protocols for light array communicationsROBERTS RICHARD D·Filed 2012·Granted Oct 14, 2014·18 cites·68 claims
- 0389US8818204B2Methods and apparatus for modulating light to concurrently convey high rate data and low rate dataROBERTS RICHARD D·Filed 2012·Granted Aug 26, 2014·10 cites·18 claims
- 0488US8718918B2Determining relative positioning informationROBERTS RICHARD D·Filed 2012·Granted May 6, 2014·12 cites·23 claims
- 0579US8411258B2Systems and methods for determining position using light sourcesROBERTS RICHARD D·Filed 2010·Granted Apr 2, 2013·7 cites·20 claims
- 0672US5299824AWheel chair with rotatable trayROBERTS RICHARD D·Filed 1992·Granted Apr 5, 1994·58 cites·6 claims
- 0771US9385816B2Methods and arrangements for frequency shift communications by undersamplingROBERTS RICHARD D·Filed 2011·Granted Jul 5, 2016·3 cites·25 claims
- 0864US9461752B2Methods and arrangements for generating a waveform for frequency shift keying communicationsROBERTS RICHARD D·Filed 2012·Granted Oct 4, 2016·1 cites·30 claims
- 0962US8949069B2Position determination based on propagation delay differences of multiple signals received at multiple sensorsROBERTS RICHARD D·Filed 2009·Granted Feb 3, 2015·4 cites·20 claims
- 1060US9148250B2Methods and arrangements for error correction in decoding data from an electromagnetic radiatorROBERTS RICHARD D·Filed 2012·Granted Sep 29, 2015·2 cites·30 claims
- 1151US9367174B2Wireless peripheral data transmission for touchscreen displaysROBERTS RICHARD D·Filed 2014·Granted Jun 14, 2016·0 cites·20 claims
- 1245US2016047888A1Vehicle positioningROBERTS RICHARD D·Filed 2014·Application pending·0 cites
- 1345US2009167604A1Fast training of phased arrays using multilateration estimate of the target device locationROBERTS RICHARD D·Filed 2007·Application pending·0 cites
- 1443US9891318B2Location detection systemROBERTS RICHARD D·Filed 2011·Granted Feb 13, 2018·0 cites·20 claims
- 1543US2014270799A1Method and system for camera enabled error detectionROBERTS RICHARD D·Filed 2014·Application pending·0 cites
- 1640US2014219663A1Methods and arrangements for frequency shift communicationsROBERTS RICHARD D·Filed 2011·Application pending·0 cites
- 1737US2018098215A1Data processing and authentication of light communication sourcesROBERTS RICHARD D·Filed 2016·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →