Yahnker; Christopher R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yahnker; Christopher R..The latest application filed is for "pumping system with two way communication".
Company Profile
7.43.52
- Yahnker; Christopher R. - Pasadena CA
- Yahnker; Christopher R. - Raleigh NC
- Yahnker; Christopher R. - Valencia CA
- Yahnker; Christopher R. - Raliegh NC
- Yahnker; Christopher R. - Eldersburg MD
- Yahnker; Christopher R - Raleigh NC
Patent Activity
| Patent | Date |
|---|---|
| Self-hammering cutting tool Grant 11,400,613 - Hofmann , et al. August 2, 2 | 2022-08-02 |
| Pumping system with power optimization Grant 11,073,155 - Stiles, Jr. , et al. July 27, 2 | 2021-07-27 |
| Pumping System With Two Way Communication App 20210164477 - Stiles, JR.; Robert W. ; et al. | 2021-06-03 |
| Pumping System with two way communication App 20210108643 - Stiles, JR.; Robert W. ; et al. | 2021-04-15 |
| Pumping system and method having an independent controller Grant 10,871,163 - Stiles, Jr. , et al. December 22, 2 | 2020-12-22 |
| Self-Hammering Cutting Tool App 20200282582 - Hofmann; Douglas C. ; et al. | 2020-09-10 |
| Cutting Tool With Porous Regions App 20200284146 - Yahnker; Christopher R. ; et al. | 2020-09-10 |
| Pumping system with two way communication Grant 10,240,606 - Stiles, Jr. , et al. | 2019-03-26 |
| Pumping System with Power Optimization App 20180216621 - Stiles, JR.; Robert W. ; et al. | 2018-08-02 |
| Pumping System with Two Way Communication App 20150030463 - Stiles, Jr.; Robert W. ; et al. | 2015-01-29 |
| Pumping system with power optimization Grant 8,840,376 - Stiles, Jr. , et al. September 23, 2 | 2014-09-23 |
| Pumping system with power optimization Grant 8,500,413 - Stiles, Jr. , et al. August 6, 2 | 2013-08-06 |
| Speed control Grant 8,465,262 - Stiles, Jr. , et al. June 18, 2 | 2013-06-18 |
| Sea Glider App 20130032078 - Yahnker; Christopher R. ; et al. | 2013-02-07 |
| Self-contained medical applicators for multiple component formulations, and methods of use thereof Grant 8,323,262 - D'Alessio , et al. December 4, 2 | 2012-12-04 |
| Speed Control App 20120100010 - Stiles, JR.; Robert W. ; et al. | 2012-04-26 |
| Speed control Grant 8,043,070 - Stiles, Jr. , et al. October 25, 2 | 2011-10-25 |
| Control algorithm of variable speed pumping system Grant 8,019,479 - Stiles , et al. September 13, 2 | 2011-09-13 |
| Pumping System with Two Way Communication App 20110091329 - Stiles, JR.; Robert W. ; et al. | 2011-04-21 |
| Cordless power system Grant 7,868,591 - Phillips , et al. January 11, 2 | 2011-01-11 |
| Pumping system with two way communication Grant 7,854,597 - Stiles, Jr. , et al. December 21, 2 | 2010-12-21 |
| Pumping System with Power Optimization App 20100254825 - Stiles, JR.; Robert W. ; et al. | 2010-10-07 |
| Pumping System with Power Optimization App 20100247332 - Stiles, JR.; Robert W. ; et al. | 2010-09-30 |
| Cordless Power System App 20100141207 - Phillips; Steven J. ; et al. | 2010-06-10 |
| Cordless power system with system component identification and/or battery pack control Grant 7,723,952 - Phillips , et al. May 25, 2 | 2010-05-25 |
| Cordless power system Grant 7,688,028 - Phillips , et al. March 30, 2 | 2010-03-30 |
| Apparatus for interconnecting battery cells in a battery pack and method thereof Grant 7,686,853 - Seman, Jr. , et al. March 30, 2 | 2010-03-30 |
| Pumping system with power optimization Grant 7,686,589 - Stiles, Jr. , et al. March 30, 2 | 2010-03-30 |
| Self-Contained Medical Applicators for Multiple Component Formulations, and Methods of Use Thereof App 20100010473 - D'Alessio; Keith R. ; et al. | 2010-01-14 |
| Water pump Grant D606,562 - Stiles, Jr. , et al. December 22, 2 | 2009-12-22 |
| Protection methods, protection circuits and protection devices for secondary batteries, a power tool, charger and battery pack adapted to provide protection against fault conditions in the battery pack Grant 7,602,146 - Carrier , et al. October 13, 2 | 2009-10-13 |
| Cordless power tool system having cordless power tool and battery pack that employ cooperating rails and grooves for connection of battery pack to cordless power tool Grant 7,598,705 - Watson , et al. October 6, 2 | 2009-10-06 |
| Portable, rechargeable insect control apparatus and method of operation App 20090183689 - Moore; Gary Stephen ; et al. | 2009-07-23 |
| Protection Methods, Protection Circuits and Protection Devices for Secondary Batteries, a Power Tool, Charger and Battery Pack Adapted to Provide Protection Against Fault Conditions in the Battery Pack App 20090146614 - Carrier; David ; et al. | 2009-06-11 |
| Multi-Stage Submersible Pump App 20090136363 - Stiles, JR.; Robert W. ; et al. | 2009-05-28 |
| Filter devices including a porous body Grant 7,513,993 - Goodwin , et al. April 7, 2 | 2009-04-07 |
| Protection methods, protection circuits and protective devices for secondary batteries, a power tool, charger and battery pack adapted to provide protection against fault conditions in the battery pack Grant 7,508,171 - Carrier , et al. March 24, 2 | 2009-03-24 |
| Battery pack shipping method Grant 7,486,047 - Phillips , et al. February 3, 2 | 2009-02-03 |
| Battery pack housing and packaging Grant 7,463,007 - Phillips , et al. December 9, 2 | 2008-12-09 |
| Cordless Power Tool System Having Slidably-engaging Power Source Connection App 20080284373 - Watson; James B. ; et al. | 2008-11-20 |
| Battery pack--cordless power device interface system Grant 7,453,234 - Phillips , et al. November 18, 2 | 2008-11-18 |
| Battery pack shipping system and method Grant 7,443,134 - Phillips , et al. October 28, 2 | 2008-10-28 |
| Cordless power tool system having slidably-engaging power source connection Grant 7,423,407 - Watson , et al. September 9, 2 | 2008-09-09 |
| Protection methods, protection circuits and protection devices for secondary batteries, a power tool, charger and battery pack adapted to provide protection against fault conditions in the battery pack App 20080180059 - Carrier; Dave ; et al. | 2008-07-31 |
| Battery pack for transportation and operation Grant 7,397,219 - Phillips , et al. July 8, 2 | 2008-07-08 |
| Water pump Grant D568,340 - Stiles, Jr. , et al. May 6, 2 | 2008-05-06 |
| Thermal Management Systems For Battery Packs App 20080003491 - Yahnker; Christopher R. ; et al. | 2008-01-03 |
| Thermal management systems for battery packs Grant 7,270,910 - Yahnker , et al. September 18, 2 | 2007-09-18 |
| Pumping System With Power Optimization App 20070154319 - Stiles; Robert W. JR. ; et al. | 2007-07-05 |
| Speed Control App 20070154323 - Stiles; Robert W. JR. ; et al. | 2007-07-05 |
| Pumping System With Two Way Communication App 20070154322 - Stiles; Robert W. JR. ; et al. | 2007-07-05 |
| Thermal management systems for battery packs App 20070128505 - Yahnker; Christopher R. ; et al. | 2007-06-07 |
| Control algorithm of variable speed pumping system App 20070114162 - Stiles; Robert W. ; et al. | 2007-05-24 |
| Battery pack--cordless power device interface system Grant 7,160,132 - Phillips , et al. January 9, 2 | 2007-01-09 |
| Power tool accessory identification system App 20060234617 - Francis; Jeffrey ; et al. | 2006-10-19 |
| Filter devices including a porous body App 20060124527 - Goodwin; Timothy Michael ; et al. | 2006-06-15 |
| Brushless DC motor Grant 7,058,291 - Weaver , et al. June 6, 2 | 2006-06-06 |
| Cordless power tool system App 20060108981 - Watson; James B. ; et al. | 2006-05-25 |
| Cordless power system App 20060087286 - Phillips; Steven J. ; et al. | 2006-04-27 |
| Cordless power system App 20060087284 - Phillips; Steven J. ; et al. | 2006-04-27 |
| Cordless power system App 20060087285 - Phillips; Steven J. ; et al. | 2006-04-27 |
| Cordless power system App 20060087283 - Phillips; Steven J. ; et al. | 2006-04-27 |
| Battery pack packaging system and method App 20060070910 - Phillips; Steven J. ; et al. | 2006-04-06 |
| Battery pack App 20060071636 - Phillips; Steven J. ; et al. | 2006-04-06 |
| Battery pack shipping method App 20060070555 - Phillips; Steven J. ; et al. | 2006-04-06 |
| Cordless power tool system utilizing battery pack connection system with guide rails and guide slots Grant 7,005,831 - Watson , et al. February 28, 2 | 2006-02-28 |
| Apparatus for interconnecting battery cells in a battery pack and method thereof App 20060026822 - Seman; Andrew E. JR. ; et al. | 2006-02-09 |
| Apparatus for interconnecting battery cells in a battery pack and method thereof App 20060019155 - Seman; Andrew E. JR. ; et al. | 2006-01-26 |
| Brushless DC motor Grant 6,975,050 - Cleanthous , et al. December 13, 2 | 2005-12-13 |
| Apparatus for interconnecting battery cells in a battery pack and method thereof Grant 6,972,544 - Seman, Jr. , et al. December 6, 2 | 2005-12-06 |
| Battery pack housing and packaging App 20050253553 - Phillips, Steven J. ; et al. | 2005-11-17 |
| Battery pack - cordless power device interface system App 20050218867 - Phillips, Steven J. ; et al. | 2005-10-06 |
| Battery pack-cordless power device interface system App 20050221654 - Phillips, Steven J. ; et al. | 2005-10-06 |
| Battery pack - cordless power device interface system App 20050218868 - Phillips, Steven J. ; et al. | 2005-10-06 |
| Thermal management systems for battery packs App 20050202310 - Yahnker, Christopher R. ; et al. | 2005-09-15 |
| Methods for electrically isolating a portable electrically-operated device and converter module for portable electrically-operated device App 20050200339 - Phillips, Steven J. ; et al. | 2005-09-15 |
| Apparatus for interconnecting battery cells in a battery pack and method thereof App 20050110458 - Seman, Andrew E. JR. ; et al. | 2005-05-26 |
| Protection methods, protection circuits and protective devices for secondary batteries, a power tool, charger and battery pack adapted to provide protection against fault conditions in the battery pack App 20050077878 - Carrier, Dave ; et al. | 2005-04-14 |
| Cordless power tool system App 20040196002 - Watson, James B. ; et al. | 2004-10-07 |
| Brushless dc motor App 20030222516 - Cleanthous, Aris C. ; et al. | 2003-12-04 |
| Cordless power tool system Grant 6,653,815 - Watson , et al. November 25, 2 | 2003-11-25 |
| Cordless power tool system App 20030117108 - Watson, James B. ; et al. | 2003-06-26 |
| Cordless power tool system Grant 6,515,451 - Watson , et al. February 4, 2 | 2003-02-04 |
| Cordless power tool system App 20020011819 - Watson, James B. ; et al. | 2002-01-31 |
| Brushless DC motor App 20010033742 - Weaver, J. Michael ; et al. | 2001-10-25 |
| Cordless power tool system Grant 6,304,058 - Watson , et al. October 16, 2 | 2001-10-16 |
| AC/DC chopper for power tool Grant 6,286,609 - Carrier , et al. September 11, 2 | 2001-09-11 |
| Cordless power tool system App 20010000945 - Watson, James B. ; et al. | 2001-05-10 |
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