Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D578725 | Memorial marker | — | 2008-10-14 |
| 5876537 | Method of making a continuous ceramic fiber composite hot gas filter | Charles A. Hill, Richard A. Wagner, Ronald G. Komoroski, Eric A. Barringer, Richard W. Goettler | 1999-03-02 |