Harfst; Mike
Patent Applications and Registrations
Patent applications and USPTO patent grants for Harfst; Mike.The latest application filed is for "chain link sharpening method and apparatus".
- Harfst; Mike - Milwaukie OR
| Patent | Date |
|---|---|
| Saw chain link with offset footprint Grant 8,136,436 - Osborne , et al. March 20, 2 | 2012-03-20 |
| Chain Link Sharpening Method And Apparatus App 20100005666 - Seigneur; Chris ; et al. | 2010-01-14 |
| Saw Chain Cutting Link With Taper App 20080110316 - Harfst; Mike | 2008-05-15 |
| Saw Chain Link With Offset Footprint App 20080110317 - Osborne; Ian ; et al. | 2008-05-15 |
| Low vibration saw chain Grant 7,293,491 - Harfst , et al. November 13, 2 | 2007-11-13 |
| Low vibration saw chain App 20070089586 - Harfst; Mike ; et al. | 2007-04-26 |
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