Wiederkehr; Marcus
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wiederkehr; Marcus.The latest application filed is for "control of an automatic darkening filter".
- Wiederkehr; Marcus - Leksand SE
| Patent | Date |
|---|---|
| Control of an automatic darkening filter Grant 8,047,664 - Garbergs , et al. November 1, 2 | 2011-11-01 |
| Control Of An Automatic Darkening Filter App 20100328752 - Garbergs; Bengt ; et al. | 2010-12-30 |
| Control of an automatic darkening filter Grant 7,810,937 - Garbergs , et al. October 12, 2 | 2010-10-12 |
| Control of an automatic darkening filter Grant 7,637,622 - Garbergs , et al. December 29, 2 | 2009-12-29 |
| Control Of An Automatic Darkening Filter App 20090300810 - Garbergs; Bengt ; et al. | 2009-12-10 |
| Control of an automatic darkening filter App 20070081250 - Garbergs; Bengt ; et al. | 2007-04-12 |
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