Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12083538 | Electrostatic air filter | George Griffiths | 2024-09-10 |
| 10286405 | Air cleaning device and apparatus | George Griffiths, Mark Gaskell | 2019-05-14 |
| 7655076 | Device for air cleaning | George Griffiths | 2010-02-02 |
| 7014688 | Air cleaning device | George Griffiths | 2006-03-21 |
| 6749669 | Air cleaning device | George Griffiths | 2004-06-15 |
| 6647145 | Means for inputting characters or commands into a computer | — | 2003-11-11 |