Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4603085 | Process for preparing decorative foamed phosphate ceramic materials | Carrielee Fidler, Nancy E. Mentzer, Donald J. Misselhorn | 1986-07-29 |
| 4447347 | Heat storage system | Clyde M. Sweigart | 1984-05-08 |