Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8051703 | Methods for using a fluid stream to test a honeycomb body | Darin Wayne Felty, John W Mikels, Robert A. Smith | 2011-11-08 |
| 7914724 | Methods for extruding a honeycomb article with a skin surrrounding a central cellular structure | Dana Craig Bookbinder, Thomas William Brew, Frank Fabian, Darin Wayne Felty, Robert Bernard Lubberts +3 more | 2011-03-29 |