Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5024847 | Sulfur containing acyclic terpenes | Philip A. Christenson, Robert G. Eilerman, Paul J. Riker | 1991-06-18 |
| 4992106 | Novel oxo-ionol carbonates useful as tobacco flavorants | Philip A. Christenson, Robert G. Eilerman | 1991-02-12 |
| 4956342 | Alkyltetramethylcyclohexane derivatives and their use as perfumes | Philip A. Christenson | 1990-09-11 |
| 4880775 | Poly-alkylated benzodioxin musk compositions | Philip A. Christenson, Paul J. Riker | 1989-11-14 |
| 4868339 | Alkyltetramethylcyclohexane derivatives and their use as perfumes | Philip A. Christenson | 1989-09-19 |
| 4827012 | Oxo-ionol carbonates | Philip A. Christenson, Robert G. Eilerman | 1989-05-02 |
| 4483786 | Nitrile musk composition | Philip A. Christenson, Brian J. Willis | 1984-11-20 |