Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7309387 | Methods and apparatus for a low-profile air purifier | Mengtao He, Paul Pappalardo, Carl Triplett | 2007-12-18 |
| 4678594 | Method of encapsulating a bleach and activator therefor in a binder | Eva H. Parfomak | 1987-07-07 |