Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5078916 | Detergent composition containing an internal olefin sulfonate component having an enhanced content of beta-hydroxy alkane sulfonate compounds | Riekert Kok, Hendrikus Deuling | 1992-01-07 |
| 4873025 | Alkylxylene sulfonate compositions | — | 1989-10-10 |
| 4609474 | Aqueous organic sulfonate surfactant systems containing phenylethersulfonate cosurfactants | Joseph Reisberg, Hendrik Tijmen Verkouw | 1986-09-02 |