Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074685 | One-way valve with flapper for vacuum bag | Martin Calvo, Linh Pham | 2011-12-13 |
MB
Michael Burton
Overall (2011): #217,084 of 364,097Top 60%
1
Patents 2011