Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10099393 | Heated shaving razor | Matthias Gester | 2018-10-16 |
| 8510958 | Cartridge detachment sensor | Matthias Gester, Hannah Bryony Mantle | 2013-08-20 |
| 8230600 | Cartridge detachment sensor | Matthias Gester, Hannah Bryony Mantle | 2012-07-31 |
| 8122606 | Cartridge life indicator | — | 2012-02-28 |
| 8061041 | Safety razor | Paul Michael Jessemey, Roy Nicoll, Vincent Paul Walker, Jr. | 2011-11-22 |
| 4231869 | Permanent cobalt catalyst for sulfite oxygen scavenging | Bob L. Carlberg | 1980-11-04 |