Amend; Helmar
Patent Applications and Registrations
Patent applications and USPTO patent grants for Amend; Helmar.The latest application filed is for "guide bar having a carbon fiber reinforced plastic insert".
- Amend; Helmar - Ludwigsburg DE
- Amend; Helmar - Wablingen DE
- Amend; Helmar - Waiblingen DE
| Patent | Date |
|---|---|
| Guide bar having a carbon fiber reinforced plastic insert Grant 9,272,438 - Amend , et al. March 1, 2 | 2016-03-01 |
| Guide Bar Having A Carbon Fiber Reinforced Plastic Insert App 20140250701 - Amend; Helmar ; et al. | 2014-09-11 |
| Protective cover for a hand-held cut-off machine Grant 8,033,896 - Amend , et al. October 11, 2 | 2011-10-11 |
| Protective Cover for a Hand-Held Cut-Off Machine App 20090013541 - Amend; Helmar ; et al. | 2009-01-15 |
| Method for making a cylinder for a two-stroke engine Grant 7,458,153 - Uhl , et al. December 2, 2 | 2008-12-02 |
| Manually operated implement driven by an internal combustion engine Grant 7,278,395 - Amend , et al. October 9, 2 | 2007-10-09 |
| Method for making a cylinder Grant 7,159,314 - Brockel , et al. January 9, 2 | 2007-01-09 |
| Manually operated implement driven by an internal combustion engine App 20060137653 - Amend; Helmar ; et al. | 2006-06-29 |
| Two-cycle engine Grant 7,066,120 - Geyer , et al. June 27, 2 | 2006-06-27 |
| Two-cycle engine Grant 7,021,253 - Amend , et al. April 4, 2 | 2006-04-04 |
| Two-cycle engine Grant 6,945,203 - Amend , et al. September 20, 2 | 2005-09-20 |
| Method for making a cylinder App 20050166396 - Brockel, Klaus ; et al. | 2005-08-04 |
| Two-cycle engine App 20050045124 - Amend, Helmar ; et al. | 2005-03-03 |
| Two-stroke engine and method of making the same Grant 6,832,582 - Rosskamp , et al. December 21, 2 | 2004-12-21 |
| Method for making a cylinder for a two-stroke engine App 20040250420 - Uhl, Klaus-Martin ; et al. | 2004-12-16 |
| Two-cycle engine App 20040182339 - Geyer, Werner ; et al. | 2004-09-23 |
| Two-cycle engine App 20040182338 - Amend, Helmar ; et al. | 2004-09-23 |
| Two-stroke engine and method of making the same App 20030226526 - Rosskamp, Heiko ; et al. | 2003-12-11 |
| Work apparatus having a centrifugal clutch App 20010008045 - Menzel, Johannes ; et al. | 2001-07-19 |
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