Patents per Year
Top Inventors at National Packaging All Time
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | L. Grant Lynd | 5 |
| 2 | Lynd L. Grant | 1 |
| 2 | James Steinfurth | 1 |
| 2 | Larry G. Lynd | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Beverage container cap with stirrer | $13M | 1996 |
| Beverage container with vertically adjustable base | $12M | 1997 |
| Container cap with removable insert | $9M | 1993 |