Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11759962 | Utility knife | Kerry Henn | 2023-09-19 |
| 11565432 | Utility knife | Kerry Henn | 2023-01-31 |
| 11376751 | Blade assembly and knife therefor | Kerry Henn | 2022-07-05 |
| 11161260 | Knife | Peter Schekalla, Martin Herlitz | 2021-11-02 |
| 10994434 | Knife | — | 2021-05-04 |
| 10478977 | Utility knife | — | 2019-11-19 |
| D865479 | Utility knife | — | 2019-11-05 |
| D864692 | Utility knife | — | 2019-10-29 |
| D837626 | Safety cutter | — | 2019-01-08 |
| D832672 | Safety cutter | — | 2018-11-06 |
| D821174 | Safety cutter | — | 2018-06-26 |
| D817142 | Knife | Peter Schekalla | 2018-05-08 |
| D817143 | Utility knife | — | 2018-05-08 |
| 9770833 | Knife | Peter Schekalla, Martin Herlitz | 2017-09-26 |
| 9539732 | Cutting tool with interchangeable blade and method for replacing an AC-blade | Florian Segler | 2017-01-10 |
| D752942 | Safety cutter | — | 2016-04-05 |
| D743235 | Utility knife | Martin Herlitz | 2015-11-17 |
| D712228 | Utility knife | — | 2014-09-02 |
| 8752297 | Knife | — | 2014-06-17 |
| 8732957 | Retractile-blade utility knife | — | 2014-05-27 |
| 8707566 | Utility knife | — | 2014-04-29 |
| 8353109 | Knife | — | 2013-01-15 |
| 7528168 | Inhibitors of the fatty acid oxidation for the prophylaxis and/or the treatment of chronic and/or atopic skin diseases | John Nieland, Irene Gander-Meisterernst, Barbara Nave | 2009-05-05 |