Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5104436 | Method of producing glyoxylated hydroxypropyl guar and liquid plant treatment composition containing same | Clifton H. Lauderdale, Walter H. Carter | 1992-04-14 |
| 4693982 | Enzymatically-treated guar gums | Walter H. Carter | 1987-09-15 |
| 4682654 | Enzymatically-treated guar gums | Walter H. Carter | 1987-07-28 |