Curtis; Keith

Patent Applications and Registrations

Patent applications and USPTO patent grants for Curtis; Keith.The latest application filed is for "stepper trajectory driver with numerical controlled oscillators operated at frequency provided by a synchronized clock signal".

Company Profile

2.37.38

Curtis; Keith - Dorset GB
Curtis; Keith - Gilbert AZ
Curtis; Keith - Seattle WA
Curtis, Keith - Bothell WA
Curtis; Keith - Benson NC

*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
Stretcher for a frame Grant 10,919,336 - Jones , et al. February 16, 2	2021-02-16
Stepper trajectory driver with numerical controlled oscillators operated at frequency provided by a synchronized clock signal Grant 10,516,356 - Curtis Dec	2019-12-24
Core independent ultrasonic proximity sensing peripheral Grant 10,317,528 - Curtis , et al.	2019-06-11
Balanced battery charging system Grant 10,283,973 - Curtis	2019-05-07
Stepper Trajectory Driver With Numerical Controlled Oscillators Operated at Frequency Provided by a Synchronized Clock Signal App 20190028047 - Curtis; Keith	2019-01-24
Stretcher For A Frame App 20190001740 - Jones; Phil ; et al.	2019-01-03
Three input comparator Grant 10,153,757 - van Eeden , et al. Dec	2018-12-11
Battery with communication interface Grant 10,110,019 - Curtis October 23, 2	2018-10-23
Core independent peripheral based ultrasonic ranging peripheral Grant 10,107,902 - Curtis , et al. October 23, 2	2018-10-23
Stepper trajectory driver with numerical controlled oscillators operated at frequency provided by a synchronized clock signal Grant 10,103,659 - Curtis October 16, 2	2018-10-16
Watchdog timer Grant 10,089,164 - Curtis October 2, 2	2018-10-02
Microcontroller or microprocessor with dual mode interrupt Grant 10,067,892 - Curtis , et al. September 4, 2	2018-09-04
Differential current measurements to determine ion current in the presence of leakage current Grant 9,805,572 - Julicher , et al. October 31, 2	2017-10-31
Balanced Battery Charging System App 20170294788 - Curtis; Keith	2017-10-12
Touch screen stylus with force and/or angle sensing functionality Grant 9,785,263 - Curtis October 10, 2	2017-10-10
Core Independent Ultrasonic Proximity Sensing Peripheral App 20170254900 - Curtis; Keith ; et al.	2017-09-07
Stepper Trajectory Driver App 20170163190 - Curtis; Keith	2017-06-08
Wireless door lock power transfer system having communications capabilities Grant 9,673,868 - Curtis June 6, 2	2017-06-06
Core Independent Peripheral Based Ultrasonic Ranging Peripheral App 20170090022 - Curtis; Keith ; et al.	2017-03-30
Capacitive proximity detection using delta-sigma conversion Grant 9,587,964 - Curtis March 7, 2	2017-03-07
Physical force capacitive touch sensors Grant 9,543,948 - Curtis , et al. January 10, 2	2017-01-10
Three Input Comparator App 20160261258 - van Eeden; Jacobus Albertus ; et al.	2016-09-08
Microcontroller Or Microprocessor With Dual Mode Interrupt App 20160259741 - Curtis; Keith ; et al.	2016-09-08
Differential current measurements to determine ION current in the presence of leakage current Grant 9,437,093 - Julicher , et al. September 6, 2	2016-09-06
Watchdog Timer App 20160253233 - Curtis; Keith	2016-09-01
Battery With Communication Interface App 20160218523 - Curtis; Keith	2016-07-28
Differential Current Measurements To Determine Ion Current In The Presence Of Leakage Current App 20160098909 - Julicher; Joseph ; et al.	2016-04-07
Touch Screen Stylus with Force and/or Angle Sensing Functionality App 20160048225 - Curtis; Keith	2016-02-18
Measuring capacitance of a capacitive sensor with a microcontroller having digital outputs for driving a guard ring Grant 9,257,980 - Lundstrum , et al. February 9, 2	2016-02-09
Microcontroller with optimized ADC controller Grant 9,252,769 - Lundstrum , et al. February 2, 2	2016-02-02
Microcontroller with sequencer driven analog-to-digital converter Grant 9,071,264 - Lundstrum , et al. June 30, 2	2015-06-30
Capacitive Proximity Detection Using Delta-Sigma Conversion App 20140368222 - Curtis; Keith	2014-12-18
Wireless Door Lock Power Transfer System Having Communications Capabilities App 20140340032 - Curtis; Keith	2014-11-20
Smoke detection using change in permittivity of capacitor air dielectric Grant 8,884,771 - Cooke , et al. November 11, 2	2014-11-11
Physical force capacitive touch sensors having conductive plane and backlighting Grant 8,858,003 - Porter , et al. October 14, 2	2014-10-14
Microcontroller ADC with a variable sample and hold capacitor Grant 8,847,802 - Lundstrum , et al. September 30, 2	2014-09-30
Smoke Detection Using Change In Permittivity Of Capacitor Air Dielectric App 20140035753 - Cooke; Benjamin T. ; et al.	2014-02-06
Physical Force Capacitive Touch Sensors App 20130126325 - Curtis; Keith ; et al.	2013-05-23
Differential Current Measurements to Determine ION Current in the Presence of Leakage Current App 20130088238 - Julicher; Joseph ; et al.	2013-04-11
Microcontroller with Optimized ADC Controller App 20130088246 - Lundstrum; Zeke ; et al.	2013-04-11
Microcontroller ADC with a Variable Sample & Hold Capacitor App 20130088377 - Lundstrum; Zeke ; et al.	2013-04-11
Measuring Capacitance of a Capacitive Sensor with a Microcontroller Having Digital Outputs for Driving a Guard Ring App 20130088372 - Lundstrum; Zeke ; et al.	2013-04-11
Measuring Capacitance of a Capacitive Sensor with a Microcontroller Having an Analog Output for Driving a Guard Ring App 20130090873 - Lundstrum; Zeke ; et al.	2013-04-11
Microcontroller with Sequencer Driven Analog-to-Digital Converter App 20130088242 - Lundstrum; Zeke ; et al.	2013-04-11
Backlighting inductive touch buttons Grant 8,408,723 - Porter , et al. April 2, 2	2013-04-02
Modulator module in an integrated circuit device Grant 8,373,357 - Lundstrum , et al. February 12, 2	2013-02-12
Physical Force Capacitive Touch Sensors Having Conductive Plane And Backlighting App 20120217147 - Porter; Stephen B. ; et al.	2012-08-30
Interrupt/wake-up of an electronic device in a low power sleep mode when detecting a sensor or frequency source activated frequency change Grant 8,065,545 - Smit , et al. November 22, 2	2011-11-22
Interrupt/wake-up of an electronic device in a low power sleep mode when detecting a sensor or frequency source activated frequency change Grant 8,065,546 - Smit , et al. November 22, 2	2011-11-22
Interrupt/wake-up of an electronic device in a low power sleep mode when detecting a sensor or frequency source activated frequency change Grant 8,065,544 - Smit , et al. November 22, 2	2011-11-22
Interrupt/wake-up of an electronic device in a low power sleep mode when detecting a sensor or frequency source activated frequency change Grant 8,041,973 - Smit , et al. October 18, 2	2011-10-18
Laminated Printed Circuit Board Inductive Touch Sensor App 20110084933 - Curtis; Keith ; et al.	2011-04-14
Backlighting Inductive Touch Buttons App 20110050626 - Porter; Stephen B. ; et al.	2011-03-03
Modulator Module In An Integrated Circuit Device App 20100188014 - Lundstrum; Zeke R. ; et al.	2010-07-29
Physical Force Capacitive Touch Sensor App 20100102830 - Curtis; Keith ; et al.	2010-04-29
Stock channel and news channel Grant 7,555,257 - Grossman , et al. June 30, 2	2009-06-30
Brushed motor control with voltage boost for reverse and braking Grant 7,498,755 - Julicher , et al. March 3, 2	2009-03-03
Interrupt/Wake-Up of an Electronic Device in a Low Power Sleep Mode When Detecting a Sensor or Frequency Source Activated Frequency Change App 20080272835 - Smit; Zacharias Marthinus ; et al.	2008-11-06
Interrupt/Wake-Up of an Electronic Device in a Low Power Sleep Mode When Detecting a Sensor or Frequency Source Activated Frequency Change App 20080272836 - Smit; Zacharias Marthinus ; et al.	2008-11-06
Interrupt/Wake-Up of an Electronic Device in a Low Power Sleep Mode When Detecting a Sensor or Frequency Source Activated Frequency Change App 20080272826 - Smit; Zacharias Marthinus ; et al.	2008-11-06
Interrupt/Wake-Up of an Electronic Device in a Low Power Sleep Mode When Detecting a Sensor or Frequency Source Activated Frequency Change App 20080272827 - Smit; Zacharias Marthinus ; et al.	2008-11-06
Brushed Motor Control with Voltage Boost for Reverse and Braking App 20080253753 - Julicher; Joseph ; et al.	2008-10-16
Intelligent Power Control Peripheral App 20080238750 - Kris; Bryan ; et al.	2008-10-02
Sports channel Grant 7,366,546 - Grossman , et al. April 29, 2	2008-04-29
Stock channel and news channel App 20060026088 - Grossman; Joel K. ; et al.	2006-02-02
Sports channel App 20050266793 - Grossman, Joel K. ; et al.	2005-12-01
Calendar channel App 20050041667 - Miller, Roger Colin ; et al.	2005-02-24
System and method for set top box channel state feedback App 20020170073 - Miller, Douglas ; et al.	2002-11-14
Apertured nonwoven fabric Grant D465,337 - Curtis , et al. November 12, 2	2002-11-12
Operational amplifier that is configurable as a progammable gain amplifier of a general purpose amplifier Grant 6,462,621 - Charles , et al. October 8, 2	2002-10-08

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