Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7002442 | Proximity safety switch suitable for use in a hair dryer for disabling operation | Lee J. Mandell, Richard David Mandell | 2006-02-21 |
| 6784775 | Proximity safety switch suitable for use in a hair dryer for disabling operation | Lee J. Mandell, Richard David Mandell | 2004-08-31 |
| 6750747 | Proximity safety switch suitable for use in a hair dryer for disabling operation | Lee J. Mandell | 2004-06-15 |