Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938481 | Sight glass and low temperature method of manufacturing the same | Tariq Quadir, Arjan Kolkman, Scott Schuckmann | 2005-09-06 |
| 5279907 | Safety vent for a container and method of making the same | Donald H. Hall, Larry G. Burrows | 1994-01-18 |