Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432249 | Extrusion die and method | George M. Cunningham | 2002-08-13 |
| 6343923 | Cellular extrusion die | George M. Cunningham | 2002-02-05 |
| 6296794 | Pressed porous filter bodies | J. Paul Day, David L. Hickman | 2001-10-02 |
| 6077436 | Device for altering a feed stock and method for using same | Dell J. St. Julien, Yuming Xie | 2000-06-20 |
| 5626785 | Electrode assembly and method | David F. Thompson | 1997-05-06 |
| 5501842 | Axially assembled enclosure for electrical fluid heater and method | Paul S. Schmitt | 1996-03-26 |
| 5466415 | Extrusion of metal honeycombs | Kevin R. Brundage | 1995-11-14 |
| 5238386 | Multi-part extrusion die | George M. Cunningham, G. Daniel Lipp | 1993-08-24 |
| 5194719 | Strengthening and mounting slotted metal honeycomb structures | Gregory Albert Merkel, David F. Thompson, David S. Weiss | 1993-03-16 |
| 4605429 | Trimming products from sheet glass | — | 1986-08-12 |
| 4532175 | Collector membrane | Ronald E. Johnson, Lung-Ming Wu | 1985-07-30 |
| 4508031 | Flexible membrane printing apparatus for a decorating machine | — | 1985-04-02 |