Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6162906 | Clarified konjac glucomannan | Shiroh Ohashi, Arthur L. Moirano, Walter L. Drinkwater | 2000-12-19 |
| 5733593 | Rapidly hydratable konjac flour | Robert Kopesky, William R. Thomas, Frederick L. Robinson | 1998-03-31 |
| 5536521 | Rapidly hydratable konjac flour | Robert Kopesky, William R. Thomas, Frederick L. Robinson | 1996-07-16 |