Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6148524 | Low noise cutter arrangement for a motor-driven chain saw | — | 2000-11-21 |
| 6128997 | Cutting assembly for a motor chainsaw | — | 2000-10-10 |
| 5666733 | Guide bar for a motor chainsaw | — | 1997-09-16 |
| 5257568 | Saw chain | — | 1993-11-02 |
| 5042350 | Saw chain for a motor-driven chain saw | — | 1991-08-27 |
| 4979416 | Cutting link for a saw chain | — | 1990-12-25 |
| 4934052 | Saw chain for a motor-driven chain saw | Werner Hartmann | 1990-06-19 |
| 4911050 | Saw chain | — | 1990-03-27 |
| 4756221 | Saw chain | Hans Dolata, Werner Hartmann | 1988-07-12 |
| 4636147 | Lubricating-oil pump for a motor-driven apparatus | Karl Schweitzer, Hans Dolata | 1987-01-13 |
| 4558621 | Saw chain for a chain saw | Wilfried Linke, Gunter Dietzsch, Werner Hartmann, Hans Kaiser, Werner Meyle +1 more | 1985-12-17 |
| 4554853 | Safety arrangement for a saw chain of a power-driven chain saw | Hans Dolata, Gunter Dietzsch | 1985-11-26 |
| 4459890 | Saw chain for power saw | Hans Dolata, Werner Meyle, Adam Kelbert | 1984-07-17 |
| 4434556 | Arrangement for lubricating saw chains of power saws | Gunther Weyda, Bodo Emmrich, Karl O. Stimpfig | 1984-03-06 |
| 4409874 | Saw chain for chain saws, particularly power chain saws | Hans Dolata, Gunter Dietzsch | 1983-10-18 |
| 4385442 | Portable power chain saw | Günter Weidmann | 1983-05-31 |
| 4296553 | Portable power chain saw | Rudolf Dirks | 1981-10-27 |