Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4474909 | Opacification of paint | Philip M. Smith, Kenneth K. Hesler, Ursula A. Sikorski | 1984-10-02 |
| 4474910 | Opacification of paint | Philip M. Smith, Kenneth K. Hesler, Ursula A. Sikorski | 1984-10-02 |
| 4474911 | Opacification of paint | Philip M. Smith, Kenneth K. Hesler, Ursula A. Sikorski | 1984-10-02 |