Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662649 | Material level monitoring and reporting | Charles Grempler | 2003-12-16 |
| 6545594 | Audio closure | Joseph M. Ladina, George E. Selecman, Thomas P. Hambleton, Douglas J. Ely, Daniela Homza-Stark +2 more | 2003-04-08 |