Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8033153 | Method and apparatus for manufacturing a battery terminal with undercut rings | Bernard N. Spiegelberg | 2011-10-11 |
| 7985496 | Side terminal and insert, method and apparatus for manufacturing same | Bernard N. Spiegelberg | 2011-07-26 |
| 7905384 | Cold formed battery terminal | Bernard N. Spiegelberg | 2011-03-15 |
| 7641100 | Cold formed battery terminal | Bernard N. Spiegelberg | 2010-01-05 |
| 7628049 | Method and apparatus for manufacturing a battery terminal with undercut rings | Bernard N. Spiegelberg | 2009-12-08 |
| 7163763 | Cold formed battery terminal | Bernard N. Spiegelberg | 2007-01-16 |
| 7070441 | Acid seal | Mark K. Gregory, Bernard N. Spiegelberg | 2006-07-04 |