Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5047242 | Azadirachtin derivative insecticides | S. Mark Lee, Ronald B. Yamasaki | 1991-09-10 |
| 5001149 | Azadirachtin derivative insecticides | Ronald B. Yamasaki | 1991-03-19 |
| 4960791 | Salannin derivative insect control agents | Ronald B. Yamasaki | 1990-10-02 |