HANS-JOACHIM GRONAU

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VIERKIRCHEN, DE

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Patents Grantslast 30 patents

Information Patent Grant
Sand stairway for a sand-spreading system of a rail vehicle, sand-s...
- Patent number 11,447,158
- Issue date Sep 20, 2022
- Siemens Mobility GmbH
- Hans-Joachim Gronau
- B61 - RAILWAYS
Information Patent Grant
Metering device for a sand-spreading system of a rail vehicle
- Patent number 11,273,672
- Issue date Mar 15, 2022
- Siemens Mobility GmbH
- Hans-Joachim Gronau
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METERING DEVICE FOR A SAND-SPREADING SYSTEM OF A RAIL VEHICLE
- Publication number 20210107315
- Publication date Apr 15, 2021
- SIEMENS MOBILITY GMBH
- Hans-Joachim GRONAU
- B60 - VEHICLES IN GENERAL
Information Patent Application
Sand Stairway For A Sand-Spreading System Of A Rail Vehicle, Sand-S...
- Publication number 20200023866
- Publication date Jan 23, 2020
- SIEMENS MOBILITY GMBH
- Hans-Joachim GRONAU
- B61 - RAILWAYS
Information Patent Application
Sand Spreading System And Rail Vehicle With Such A Sand Spreading S...
- Publication number 20190185024
- Publication date Jun 20, 2019
- HANS-JOACHIM GRONAU
- B61 - RAILWAYS