Dirk Schumann

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Munster, DE

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Patents Grantslast 30 patents

Information Patent Grant
Convection heater
- Patent number D885541
- Issue date May 26, 2020
- Stiebel Eltron GmbH & Co. KG
- Dirk Schumann
- D23 - Environmental heating and cooling
Information Patent Grant
Water heater
- Patent number D844123
- Issue date Mar 26, 2019
- Stiebel Eltron GmbH & Co. KG
- Dirk Schumann
- D23 - Environmental heating and cooling
Information Patent Grant
Convection heater
- Patent number D842975
- Issue date Mar 12, 2019
- Stiebel Eltron GmbH & Co. KG
- Dirk Schumann
- D23 - Environmental heating and cooling
Information Patent Grant
Heater
- Patent number D840010
- Issue date Feb 5, 2019
- Stiebel Eltron GmbH & Co. KG
- Dirk Schumann
- D23 - Environmental heating and cooling
Information Patent Grant
Electric heater
- Patent number D802107
- Issue date Nov 7, 2017
- Stiebel Eltron GmbH & Co. KG
- Dirk Schumann
- D23 - Environmental heating and cooling
Information Patent Grant
Hand dryer
- Patent number D652988
- Issue date Jan 24, 2012
- Stiebel Eltron GmbH & Co. KG
- Dirk Schumann
- D28 - Cosmetic products and toilet articles