Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5902842 | Temperature sensitive material | Simon N. Balderson | 1999-05-11 |
| 5849594 | Carbon dioxide sensitive material | Simon N. Balderson, Andrew Mills, Lela Margaret Monaf | 1998-12-15 |
| 5617812 | Tamper evident system | Simon N. Balderson | 1997-04-08 |
| 5439648 | Gas indicator for a package | Simon N. Balderson | 1995-08-08 |