Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648044 | Apparatus for sealing and creating a thermal perforation | William P. Belias | 2003-11-18 |
| 6635139 | Methods of making thermal seals and perforations | William P. Belias | 2003-10-21 |