Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12060678 | Methods and systems to dye textile materials with dye blend compositions having differential dye exhaust rates | Vince Loy, Howard Malpass, Ralph Tharpe, Sudhakar Puvvada | 2024-08-13 |
| 12000084 | Systems and methods for preparing deoxygenated dye compositions | Howard Malpass, Ralph Tharpe, Sudhakar Puvvada, Vince Loy | 2024-06-04 |
| 11753766 | Indigo dyeing process and apparatus and indigo dyed yarns and fabrics made thereby | Howard Malpass, Ralph Tharpe | 2023-09-12 |
| 11390989 | Indigo dyeing process and apparatus and indigo dyed yarns and fabrics made thereby | Howard Malpass, Ralph Tharpe | 2022-07-19 |
| 10619292 | Indigo dyeing process and apparatus and indigo dyed yarns and fabrics made thereby | Howard Malpass, Ralph Tharpe | 2020-04-14 |