Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8578548 | Abrasive cleaning glove | John R. Costello | 2013-11-12 |
| 8516858 | Method of making an abrasive cleaning glove | John R. Costello | 2013-08-27 |
| 8276661 | Heating subsurface formations by oxidizing fuel on a fuel carrier | Harold J. Vinegar | 2012-10-02 |
| D489596 | Security sash lock | — | 2004-05-11 |
| 6062915 | Nondeforming electrode connector | Ralph Koschinsky | 2000-05-16 |
| D399120 | Security lock for window sash | — | 1998-10-06 |
| 5737469 | Filling compound for fiber optical cables | Anna Debska-Chwaja, Alan D. Eckard, William Thalman | 1998-04-07 |
| 5120451 | Process for reducing the cyanide content of a solution | Douglas G. Rogers, Philip J. Guerney | 1992-06-09 |
| 4468303 | Metal recovery | Arnold F. Griffin | 1984-08-28 |
| 4235465 | Burglarproof guard for window lock | — | 1980-11-25 |
| 4223930 | Security device for window locks | John Costello | 1980-09-23 |