| 12365109 |
Saw chain link with one or more oversized rivet holes |
Michael D. Harfst |
2025-07-22 |
| 11273573 |
Saw chain link with one or more oversized rivet holes |
Michael D. Harfst |
2022-03-15 |
| 11247363 |
Saw chain presets |
Michael D. Harfst, Evan Pickett, James Matthew Cunnington |
2022-02-15 |
| 10406715 |
Tie rivet for saw chain |
Michael D. Harfst |
2019-09-10 |
| 10195759 |
Tie strap with hardened integrated rivet for a saw chain |
Michael D. Harfst |
2019-02-05 |
| 9757808 |
Formed wire tie strap with integrated rivet for a saw chain |
Michael D. Harfst |
2017-09-12 |
| 9192997 |
Bar mounted sharpener |
Ian Osborne |
2015-11-24 |
| 9038519 |
Apparatus, method, and system for orienting a saw chain link on a sprocket |
Mike Goettel, Michael D. Harfst |
2015-05-26 |
| 8932114 |
Chain link sharpening method and apparatus |
Lance Luedtke |
2015-01-13 |
| D663598 |
Sharpening arm |
Lance Luedtke |
2012-07-17 |
| D663602 |
Saw chain sharpening stone and holder |
— |
2012-07-17 |
| 8136436 |
Saw chain link with offset footprint |
Ian Osborne, Mike Harfst |
2012-03-20 |
| D648200 |
Stone holder |
Lance Luedtke |
2011-11-08 |
| 7891925 |
Shear resistant rivet and saw chain |
David Scott Penrose, Mike Goettel |
2011-02-22 |
| 6976299 |
Stump treatment guide bar |
— |
2005-12-20 |
| 6643933 |
Guide bar for chain saw including stump treatment |
— |
2003-11-11 |
| 6148547 |
Chain saw guide bar for tree harvester |
Duane M. Gibson |
2000-11-21 |
| 6061915 |
Tightening mechanism for chain saw guide bar |
Kent L. Huntington, Mark D. Lamey |
2000-05-16 |
| 5987786 |
Guide bar mount for a tree harvester |
Duane M. Gibson |
1999-11-23 |
| 5143131 |
Selectable spray pattern chain saw bar system |
Robin A. Plumbley |
1992-09-01 |
| 5093998 |
Repairable guide bar for tree harvesters |
Gerald A. Locker |
1992-03-10 |
| 5056224 |
Tree harvester guide bar |
— |
1991-10-15 |
| 5052109 |
Repairable guide bar for tree harvesters |
James L. Vanderzanden |
1991-10-01 |