Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5814421 | Method and apparatus for making a battery terminal and a battery terminal made thereby | Bernard N. Spiegelberg | 1998-09-29 |
| 5606887 | Apparatus and method for cold forming an L-shaped lead alloy battery terminal | Bernard N. Spiegelberg | 1997-03-04 |
| 5589294 | Side wall electricity battery terminal | Bernard N. Spiegelberg | 1996-12-31 |
| 5525438 | Battery closure apparatus | Charles W. Kostrivas, Bernard N. Spiegelberg, Gary R. Whitcher | 1996-06-11 |
| 5425170 | Side wall electrical battery terminal | Bernard N. Spiegelberg | 1995-06-20 |
| 5422202 | Side wall electrical battery terminal | Bernard N. Spiegelberg | 1995-06-06 |