Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5937522 | Blade replacement device with used blade storage | Fritz Peter Horky | 1999-08-17 |
| D400746 | Razor holder | David Coffin, Michael Schwarz | 1998-11-10 |
| 5787593 | Pivoting shaving system | — | 1998-08-04 |
| 5678316 | Disposable razor | Michael Schwarz | 1997-10-21 |
| 5579580 | Bi-directional wire-wrapped blade cartridge | Frank A. Ferraro | 1996-12-03 |
| 5535518 | Unique two-axis pivoting shaving system | — | 1996-07-16 |
| 5467530 | Wet razor | — | 1995-11-21 |
| 5447084 | Razor head of a wet razor | — | 1995-09-05 |
| 5433801 | Razor blade steel having high corrosion resistance, razor blades and a process for manufacturing razor blades | Atsushi Kumagai | 1995-07-18 |
| 5429241 | Packaging unit for objects | — | 1995-07-04 |
| 5410812 | Razor head of a wet razor | — | 1995-05-02 |
| D352236 | Blister package for a razor | — | 1994-11-08 |
| 5359774 | Razor head of a wet razor | — | 1994-11-01 |
| 5305526 | Razor head, especially razor blade unit of a wet razor | — | 1994-04-26 |
| 5275672 | Razor blade steel having high corrosion resistance and differential residual austenite content | Atsushi Kumagai | 1994-01-04 |
| 5253420 | Razor head, especially razor blade unit of a wet razor | Michael Schwarz | 1993-10-19 |
| 5251376 | Razor head, especially razor blade unit of a wet razor | Michael Schwarz | 1993-10-12 |
| 5222300 | Razor head, especially razor blade unit of a wet razor | Michael Schwarz | 1993-06-29 |
| 5214851 | Razor | — | 1993-06-01 |
| 5161307 | Razor head, especially razor blade unit, of a wet razor | — | 1992-11-10 |
| 5134775 | Shaver head with dispenser | Michael Schwarz | 1992-08-04 |
| 5095620 | Razor blade unit | — | 1992-03-17 |
| 5090124 | Razor blade unit | — | 1992-02-25 |
| 5084969 | Razor head of a wet razor | — | 1992-02-04 |
| 5074042 | Shaver head with swivelling blade block | Michael Schwarz | 1991-12-24 |