Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8436584 | Method and system for battery protection | Todd W. Johnson, Gary D. Meyer, Jeffrey M. Zeiler, Kevin L. Glasgow, Jonathan Z. Zick +2 more | 2013-05-07 |
| 8269459 | Lithium-based battery pack for a high current draw, hand held power tool | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2012-09-18 |
| 8207702 | Lithium-based battery pack for a hand held power tool | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2012-06-26 |
| 8154249 | Battery pack | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Gary D. Meyer, Jeffrey M. Zeiler +2 more | 2012-04-10 |
| 8018198 | Method and system for charging multi-cell lithium-based batteries | Gary D. Meyer, Kevin L. Glasgow, Todd W. Johnson, Karl F. Scheucher | 2011-09-13 |
| 7999510 | Lithium-based battery pack for a high current draw, hand held power tool | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2011-08-16 |
| 7952326 | Method and system for battery protection employing over-discharge control | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2011-05-31 |
| 7944173 | Lithium-based battery pack for a high current draw, hand held power tool | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2011-05-17 |
| 7944181 | Battery pack | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2011-05-17 |
| 7791318 | Battery pack | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2010-09-07 |
| 7714538 | Battery pack | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Gary D. Meyer, Jeffrey M. Zeiler +2 more | 2010-05-11 |
| 7667437 | Method and system for protection of a lithium-based multicell battery pack including a heat sink | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2010-02-23 |
| 7589500 | Method and system for battery protection | Todd W. Johnson, Gary D. Meyer, Jeffrey M. Zeiler, Kevin L. Glasgow, Jonathan Z. Zick +2 more | 2009-09-15 |
| 7557535 | Lithium-based battery for a hand held power tool | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2009-07-07 |
| 7554290 | Lithium-based battery pack for a hand-held power tool | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2009-06-30 |
| 7508167 | Method and system for charging multi-cell lithium-based batteries | Gary D. Meyer, Kevin L. Glasgow, Todd W. Johnson, Karl F. Scheucher | 2009-03-24 |
| 7504804 | Method and system for protection of a lithium-based multicell battery pack including a heat sink | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2009-03-17 |
| 7492124 | Method and system for battery protection | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2009-02-17 |
| 7492125 | Power tools, battery chargers and batteries | David P. Serdynski, Boyd J. Miller, Scott D. Bublitz, Troy C. Thorson, Thomas R. Bednar +8 more | 2009-02-17 |
| 7425816 | Method and system for pulse charging of a lithium-based battery | Gary D. Meyer, Kevin L. Glasgow, Todd W. Johnson, Karl F. Schuecher, Scott D. Bublitz +1 more | 2008-09-16 |
| 7342381 | Method and system for battery protection employing sampling of measurements | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2008-03-11 |
| 7323847 | Method and system of charging multi-cell lithium-based batteries | Gary D. Meyer, Kevin L. Glasgow, Todd W. Johnson, Karl F. Scheucher | 2008-01-29 |
| 7321219 | Method and system for battery charging employing a semiconductor switch | Gary D. Meyer, Kevin L. Glasgow, Todd W. Johnson, Karl F. Scheucher | 2008-01-22 |
| 7262580 | Method and system for charging multi-cell lithium-based batteries | Gary D. Meyer, Kevin L. Glasgow, Todd W. Johnson, Karl F. Scheucher | 2007-08-28 |
| 7253585 | Battery pack | Todd W. Johnson, Dennis J. Grzybowski, Mark A. Kubale, Karl F. Scheucher, Gary D. Meyer +2 more | 2007-08-07 |