Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636935 | Saw chain drive device and method of manufacturing saw chain drive device | — | 1997-06-10 |
| 5098328 | Building blocks with six face symmetry | — | 1992-03-24 |
| 4593591 | Chain saws and chains therefor | — | 1986-06-10 |
| D283800 | Liquid dispensing spout | — | 1986-05-13 |
| 4557054 | Chain saw bar | — | 1985-12-10 |
| 4492030 | Chain saw bars | — | 1985-01-08 |
| D274975 | Hand saw guide | — | 1984-08-07 |
| D273174 | Saw sharpening guide | — | 1984-03-27 |
| 4435999 | Saw sharpening guide | — | 1984-03-13 |
| D272985 | Saw sharpening guide | — | 1984-03-13 |
| 4412463 | Chain saw sharpening guide | — | 1983-11-01 |
| 4325278 | Hand saw guide | — | 1982-04-20 |