Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9496720 | System for automatically gathering battery information | Todd J. Stukenberg, Kevin I. Bertness, John S. Philbrook | 2016-11-15 |
| 9335362 | Battery tester for electric vehicle | Kevin I. Bertness | 2016-05-10 |
| 8306690 | Battery tester for electric vehicle | Kevin I. Bertness | 2012-11-06 |
| 7940053 | Battery tester with promotion feature | Dennis V. Brown, Kevin I. Bertness, Michael E. Troy, William G. Sampson | 2011-05-10 |
| 7791348 | Battery tester with promotion feature to promote use of the battery tester by providing the user with codes having redeemable value | Dennis V. Brown, Kevin I. Bertness, Michael E. Troy, William G. Sampson | 2010-09-07 |
| 7498767 | Centralized data storage of condition of a storage battery at its point of sale | Dennis V. Brown, Kevin I. Bertness | 2009-03-03 |
| 7363175 | Query based electronic battery tester | Kevin I. Bertness, Wilhelmus H. J. Koster | 2008-04-22 |
| 7034541 | Query based electronic battery tester | Kevin I. Bertness, Wilhelmus H. J. Koster | 2006-04-25 |
| 7012433 | Battery tester upgrade using software key | Clark E. Smith, Kevin I. Bertness | 2006-03-14 |
| 6998847 | Electronic battery tester with data bus for removable module | Kevin I. Bertness | 2006-02-14 |
| 6941234 | Query based electronic battery tester | Kevin I. Bertness, Wilhelmus H. J. Koster | 2005-09-06 |
| 6759849 | Battery tester configured to receive a removable digital module | Kevin I. Bertness | 2004-07-06 |
| 6586941 | Battery tester with databus | Kevin I. Bertness | 2003-07-01 |
| 6329793 | Method and apparatus for charging a battery | Kevin I. Bertness | 2001-12-11 |
| 6313608 | Method and apparatus for charging a battery | Philip Varghese, Kevin I. Bertness | 2001-11-06 |
| 6104167 | Method and apparatus for charging a battery | Kevin I. Bertness | 2000-08-15 |
| 6081098 | Method and apparatus for charging a battery | Kevin I. Bertness | 2000-06-27 |
| 5821756 | Electronic battery tester with tailored compensation for low state-of charge | Kevin I. Bertness, Keith S. Champlin | 1998-10-13 |
| 5757192 | Method and apparatus for detecting a bad cell in a storage battery | Kevin I. Bertness | 1998-05-26 |
| 5574355 | Method and apparatus for detection and control of thermal runaway in a battery under charge | Mark Hlavac, Kevin I. Bertness | 1996-11-12 |