Issued Patents All Time
Showing 1–25 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9837878 | Electromagnetic interference (EMI) suppression in a power tool | Stephen P. Osborne, Ahmed S. Shaik, Colin M. Crosby, Kevin Cox | 2017-12-05 |
| 9472989 | Method of manufacturing a power tool with molded armature | Hung T. Du, Brandon L. Verbrugge, Joshua F. West, Michael R. Sell, David J. Smith +3 more | 2016-10-18 |
| 8997332 | Method of forming a power tool | Hung T. Du, Brandon L. Verbrugge, Joshua F. West, Michael R. Sell, David J. Smith +3 more | 2015-04-07 |
| 8937412 | Method of forming a power tool | Hung T. Du, Brandon L. Verbrugge, Joshua F. West, Michael R. Sell, David J. Smith +3 more | 2015-01-20 |
| 8901787 | Method of forming a power tool | Hung T. Du, Brandon L. Verbrugge, Joshua F. West, Michael R. Sell, David J. Smith +3 more | 2014-12-02 |
| 8850690 | Method of forming a power tool | Hung T. Du, Brandon L. Verbrugge, Joshua F. West, Michael R. Sell, David J. Smith +3 more | 2014-10-07 |
| 8324764 | Method for forming a power tool | Hung T. Du | 2012-12-04 |
| 8203239 | Method of forming a power tool | Hung T. Du | 2012-06-19 |
| 7990005 | Power transmission tool and system | Michael L. O'Banion | 2011-08-02 |
| 7814641 | Method of forming a power tool | Hung T. Du | 2010-10-19 |
| 7685697 | Method of manufacturing an electric motor of a power tool and of manufacturing the power tool | Hung T. Du, Joshua F. West | 2010-03-30 |
| 7598705 | 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 | James B. Watson, Paul S. White, Christopher R. Yahnker, Daniel Puzio, Thomas J. Bodine +7 more | 2009-10-06 |
| 7550213 | Tool system having rechargeable battery pack | Dale K. Wheeler, Robert G. Moores, Jr. | 2009-06-23 |
| 7464455 | Method for forming an armature for an electric motor | Hung T. Du, Michael R. Sell, Joshua F. West | 2008-12-16 |
| 7423407 | Cordless power tool system having slidably-engaging power source connection | James B. Watson, Paul S. White, Christopher R. Yahnker, Daniel Puzio, Thomas J. Bodine +7 more | 2008-09-09 |
| 7274126 | Motor armature having distributed windings for reducing arcing | Ren Wang | 2007-09-25 |
| 7273676 | Battery pack for cordless device | Dale K. Wheeler, Robert G. Moores, Jr. | 2007-09-25 |
| 7215048 | Dynamoelectric machine having encapsulated coil structure with one or more of phase change additives, insert molded features and insulated pinion | Hung T. Du, Michael R. Sell, Joshua F. West | 2007-05-08 |
| 7180200 | Starter system for portable internal combustion engine electric generators using a portable universal battery pack | Michael K. Forster, Shailesh P. Waikar | 2007-02-20 |
| 7170261 | Generator with dual cycloconverter for 120/240 VAC operation | Michael K. Forster | 2007-01-30 |
| 7102331 | Generator with dual cycloconverter for 120/240 VAC operation | Michael K. Forster | 2006-09-05 |
| 7096566 | Method for making an encapsulated coil structure | Hung T. Du, Brandon L. Verbrugge, Joshua F. West, Michael R. Sell, David J. Smith +3 more | 2006-08-29 |
| 7058291 | Brushless DC motor | J. Michael Weaver, Aris C. Cleanthous, Christopher R. Yahnker, Bhanuprasad V. Gorti | 2006-06-06 |
| 7038343 | Field assembly for a motor and method of making same | Michael J. Agnes, Allyn Boyce, Hung T. Du, Earl M. Ortt, Brandon L. Verbrugge +2 more | 2006-05-02 |
| 7005831 | Cordless power tool system utilizing battery pack connection system with guide rails and guide slots | James B. Watson, Paul S. White, Christopher R. Yahnker, Daniel Puzio, Thomas J. Bodine +7 more | 2006-02-28 |