Krumpholz; Erhard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Krumpholz; Erhard.The latest application filed is for "enthalpy exchanger element and method for the production".
- Krumpholz; Erhard - Zurich CH
- Krumpholz; Erhard - Niederuzwil CH
| Patent | Date |
|---|---|
| Enthalpy Exchanger Element And Method For The Production App 20180320990 - Hirsch; Christian ; et al. | 2018-11-08 |
| Enthalpy exchanger element and method for the production Grant 10,041,746 - Riendeau , et al. August 7, 2 | 2018-08-07 |
| Enthalpy Exchanger Element And Method For The Production App 20160178288 - Riendeau; Marcel ; et al. | 2016-06-23 |
| Enthalpy Exchanger Element And Method For The Production App 20160161131 - Riendeau; Marcel ; et al. | 2016-06-09 |
| Elastomer mixtures for rubber manufacture App 20080310251 - Innerebner; Federico ; et al. | 2008-12-18 |
| Manufacture Of Spherical Particles Out Of A Plastic Melt App 20080272508 - CULBERT; Brent Allen ; et al. | 2008-11-06 |
| Elastomer mixtures for rubber manufacture Grant 7,407,611 - Innerebner , et al. August 5, 2 | 2008-08-05 |
| Elastomer mixtures for rubber manufacture App 20040222543 - Innerebner, Federico ; et al. | 2004-11-11 |
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