Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8639634 | System and method for administration of employee leave | Marjorie E. Savage, Fredrick J. Weber | 2014-01-28 |
| 6773516 | Process and solution for providing a conversion coating on a metallic surface I | Simon Gerard Hardin, Klaus Wittel, Anthony Ewart Hughes | 2004-08-10 |
| 6755917 | Process and solution for providing a conversion coating on a metallic surface II | Simon Gerard Hardin, Klaus Wittel, Anthony Ewart Hughes | 2004-06-29 |
| 6503565 | Metal treatment with acidic, rare earth ion containing cleaning solution | Anthony Ewart Hughes, Russell James Taylor, Bruce Roy William Hinton, Mark Henderson, Lance Wilson +1 more | 2003-01-07 |
| 6206982 | Process and solution for providing a conversion coating on a metal surface | Anthony Ewart Hughes, Terence William Turney | 2001-03-27 |
| 6022425 | Conversion coating and process and solution for its formation | Russell James Taylor, Anthony Ewart Hughes, Bruce Roy William Hinton, Mark Henderson, Lance Wilson +1 more | 2000-02-08 |
| 5964218 | Face mask with back-up smoke inhalation protection and method of operation | Dennis Smith, Frances G. Morton | 1999-10-12 |
| 5524616 | Method of air filtration for fire fighter emergency smoke inhalation protection | Dennis Smith, Frances G. Morton | 1996-06-11 |