Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6256798 | Helmet with adjustable safety strap | Heinz Egolf, Werner Tress | 2001-07-10 |
| 6094771 | WC brush with handle and brush sections and brush storage device | Heinz Egolf | 2000-08-01 |
| 4674272 | Device for radially movably mounting a spinning or twisting spindle | — | 1987-06-23 |
| 4460051 | Percussion drill hammer | — | 1984-07-17 |