Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5718859 | Method of molding a tamper-evident closure seal | Fred Frederiksen | 1998-02-17 |
| 5506015 | Tamper-evident closure seal | Fred Frederiksen | 1996-04-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5718859 | Method of molding a tamper-evident closure seal | Fred Frederiksen | 1998-02-17 |
| 5506015 | Tamper-evident closure seal | Fred Frederiksen | 1996-04-09 |