Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D348939 | Sealing extrusion for clean room ceilings | Bertil Larsson | 1994-07-19 |
| 4548245 | Disposable/reusable dispenser for dispensing contaminatable and noncontaminatable liquids | William H. Crandell, Paul Q. Ruona | 1985-10-22 |