Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8198900 | Automotive battery charging system tester | Kevin I. Bertness | 2012-06-12 |
| 7940053 | Battery tester with promotion feature | Dennis V. Brown, Kevin I. Bertness, Stephen J. McShane, 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, Stephen J. McShane, William G. Sampson | 2010-09-07 |
| 6914413 | Alternator tester with encoded output | Kevin I. Bertness | 2005-07-05 |
| 6456045 | Integrated conductance and load test based electronic battery tester | Kevin I. Bertness | 2002-09-24 |
| 6445158 | Vehicle electrical system tester with encoded output | Kevin I. Bertness | 2002-09-03 |
| 6351102 | Automotive battery charging system tester | — | 2002-02-26 |
| 6225808 | Test counter for electronic battery tester | Philip Varghese, Michael R. Cable, David Lewis | 2001-05-01 |
| 5831435 | Battery tester for JIS Standard | — | 1998-11-03 |