Richardson; Donald C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Richardson; Donald C..The latest application filed is for "circuit for modifying a clock signal to achieve a predetermined duty cycle".

Company Profile

0.9.7

Richardson; Donald C. - Plano TX
Richardson; Donald C. - Lynn MA
Richardson; Donald C. - Houston TX
Richardson; Donald C. - Clarkston MI

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Hybrid DC-feed controller for a subscriber line interface circuit Grant 6,922,470 - Betty , et al. July 26, 2	2005-07-26
Circuit for modifying a clock signal to achieve a predetermined duty cycle App 20050140410 - Hochschild, James R. ; et al.	2005-06-30
ADSL front-end in a low voltage process that accommodates large line voltages Grant 6,904,145 - Siniscalchi , et al. June 7, 2	2005-06-07
Method and structure for improving the linearity of MOS switches Grant 6,897,701 - Chen , et al. May 24, 2	2005-05-24
Circuit for modifying a clock signal to achieve a predetermined duty cycle Grant 6,894,548 - Hochschild , et al. May 17, 2	2005-05-17
Method and structure for improving the linearity of MOS switches App 20040227565 - Chen, Feng ; et al.	2004-11-18
Circuit for modifying a clock signal to achieve a predetermined duty cycle App 20040174196 - Hochschild, James R. ; et al.	2004-09-09
Hybrid DC-feed controller for a subscriber line interface circuit App 20030231760 - Betty, Christopher L. ; et al.	2003-12-18
Impedance matching for programmable gain amplifiers Grant 6,621,346 - Nabicht , et al. September 16, 2	2003-09-16
Analog/digital carrier recovery loop circuit App 20020163390 - Richardson, Donald C.	2002-11-07
ADSL front-end in a low voltage process that accommodates large line voltages App 20020039413 - Siniscalchi, Patrick P. ; et al.	2002-04-04
Pipelined analog-to-digital converter Grant 6,366,230 - Zhang , et al. April 2, 2	2002-04-02
Differential current multiplexer for current switched DACS App 20020027517 - Gata, Daramana G. ; et al.	2002-03-07
Industrial hand held laser tool and laser system Grant 4,564,736 - Jones , et al. January 14, 1	1986-01-14
Automatic gain control circuit Grant 4,453,258 - Richardson June 5, 1	1984-06-05
Damper Assembly Grant 3,724,812 - Richardson April 3, 1	1973-04-03

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