Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4208186 | Process for monitoring time-temperature histories of perishables utilizing inactive form of diacetylene | — | 1980-06-17 |
| 4195057 | Vapor-phase moving-boundary indicator | — | 1980-03-25 |
| 4195058 | Vapor permeation time-temperature indicator | — | 1980-03-25 |
| 4195056 | Vapor permeation time-temperature indicator | — | 1980-03-25 |
| 4195055 | Vapor-phase moving-boundary indicator | — | 1980-03-25 |
| 4189399 | Co-crystallized acetylenic compounds | — | 1980-02-19 |