Patents

David has consistently innovated in the cellular and mobile computing space earning 13 US Issued Patents. Motorola conferred upon him its Distinguished Inventor Award in 2012 and presented him the Gold Badge in 2013. In 2004, Motorola recognized his significant impact in the iDEN business with Motorola’s Business Patent of the Year.


13. Selective auto-accept of full duplex push to talk call

US Patent Number: 9,049,688
Issue Date: 2-Jun-2015

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12. Method and apparatus for controlling power among modems in a multi-mode mobile communication device

US Patent Number: 8,195,250
Issue Date: 5-Jun-2012

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11. Monitoring multiple modem transmission in a communication device

US Patent Number: 8,059,702
Issue Date: 15-Nov-2011

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10. Method of operating a multi-camp mobile communication device while engaged in a call and receiving a dispatch call

US Patent Number: 7,937,102
Issue Date: 3-May-2011

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9. Method and system for providing integrated data services to increase spectrum efficiency

US Patent Number: 7,379,473
Issue Date: 27-May-2008

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8. Method and system for targeted broadcasting

US Patent Number: 7,139,586
Issue Date: 21-Nov-2006

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7. Method and apparatus for transferring data over a voice channel

US Patent Number: 7,069,211
Issue Date: 27-Jun-2006

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6. Method and apparatus for radio system with mode based subscriber communications

US Patent Number: 6,002,948
Issue Date: 14-Dec-1999

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5. Method of processing a call while switching site affiliation in a radio communication system

US Patent Number: 5,949,774
Issue Date: 7-Sep-1999

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4. Method for establishing a wireless communications link in a reduced time

US Patent Number: 5,937,351
Issue Date: 10-Aug-1999
2004 Motorola Business Patent of the Year

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3. Method of scheduling signal quality measurements in a TDMA communication system

US Patent Number: 5,729,539
Issue Date: 17-Mar-1998

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2. Method and apparatus for establishing a communication link

US Patent Number: 5,561,852
Issue Date: 1-Oct-1996

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1. Cordless telephone with internal debit and credit memory

US Patent Number: 5,138,650
Issue Date: 11-Aug-1992

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