Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10456936 | Adjustable spacing comb, adjustment drive and hair cutting appliance | Geert-Jan Darwinkel, Hendrik Klass Haagsma, Matthew Nayna, Cornelis Johannes Zandsteeg, Hilde SEIP +2 more | 2019-10-29 |
| 10040208 | Adjustable spacing comb, adjustment drive and hair cutting appliance | Geert-Jan Darwinkel, Cornelis Johannes Zandsteeg, Matthew Nayna | 2018-08-07 |