Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5711910 | Method for making a stackable container formed by a nozzle having an offset gate | Bernard N. Spiegelberg | 1998-01-27 |
| 5525438 | Battery closure apparatus | Mark E. Sauter, Bernard N. Spiegelberg, Gary R. Whitcher | 1996-06-11 |