Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7137394 | Child safety restraining device for use where a child is seated | Mashelle Anne Graupner, Andrew Paul | 2006-11-21 |
| 6938623 | Child safety restraining device for use where a child is seated | Mashelle Anne Graupner, Andrew Paul | 2005-09-06 |
| 5683350 | Oral transluminating device | Mark A. Heitzman, John P. McGee | 1997-11-04 |
| D382640 | Sinus transluminating instrument | Mark A. Heitzman, John P. McGee | 1997-08-19 |