Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8631970 | Multi-chamber material dispensing system and method for making same | John Geoffrey Chan | 2014-01-21 |
| 8511522 | Valve and dispenser comprising same | John Geoffrey Chan | 2013-08-20 |
| 8454882 | Material dispensing system and method for making same | John Geoffrey Chan | 2013-06-04 |
| 4684025 | Shaped thermoformed flexible film container for granular products and method and apparatus for making the same | Donald Scott Copland, Larry D. Halstead | 1987-08-04 |