Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5516767 | Phosphinyloxy propanaminium inner salt derivatives | Robert C. Anderson, James Fraser, Jeffrey W. Hughes, Edwin Bernard Villhauer, Gregory Raymond Bebernitz | 1996-05-14 |
| 4845129 | Diaryl substituted cyclopentane and cyclopentene derivatives | Robert C. Anderson, William J. Houlihan, Edwin Bernard Villhauer | 1989-07-04 |