Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880775 | Poly-alkylated benzodioxin musk compositions | Brian J. Drake, Paul J. Riker | 1989-11-14 |
| 4868339 | Alkyltetramethylcyclohexane derivatives and their use as perfumes | Brian J. Drake | 1989-09-19 |
| 4827012 | Oxo-ionol carbonates | Robert G. Eilerman, Brian J. Drake | 1989-05-02 |