Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5052106 | Electric shaver | — | 1991-10-01 |
| 5031315 | Shaving apparatus | — | 1991-07-16 |
| 4934051 | Shaving apparatus with a detachable head | — | 1990-06-19 |
| 4918819 | Electric shaving apparatus | — | 1990-04-24 |
| 4910869 | Electric shaving apparatus | — | 1990-03-27 |
| 4903404 | Shaving apparatus | — | 1990-02-27 |
| 4698908 | Shaving appliance | Wijtse Bergsma, Olivier Sterk | 1987-10-13 |