Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5191100 | Chrome humates as drilling mud additives | — | 1993-03-02 |
| 4921620 | Chrome humates as drilling mud additives | — | 1990-05-01 |
| 4889645 | Substituted-ammonium humate fluid loss control agents for oil-based drilling muds | — | 1989-12-26 |
| 4750936 | Use of multivalent metal humates in printing inks | James C. West | 1988-06-14 |
| 4566896 | Method and media for stimulating growth in foliage plants | — | 1986-01-28 |
| 4321076 | Media for stimulating growth in foliage plants | — | 1982-03-23 |
| 4311600 | Humate thinners for drilling fluids | — | 1982-01-19 |
| 4274860 | Method for stimulating growth in foliage plants | — | 1981-06-23 |
| 4235727 | Humate thinners for drilling fluids | — | 1980-11-25 |