Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858105 | Method for washing plastic returnable beverage bottles with alkaline solution and ultrasonic energy | Norman Jason Pritchard | 1999-01-12 |
| 5431846 | Copolymers and detergent compositions containing them | Alfred R. Elmes, Sigrun Eriksen, Ezat Khoshdel, Derek Guy Savill | 1995-07-11 |