Arvid GRAHN

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Falun, SE

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Patents Grantslast 30 patents

Information Patent Grant
Holder for mounting a second part on a main structure between car b...
- Patent number 11,731,670
- Issue date Aug 22, 2023
- Dellner Couplers AB
- Arvid Grahn
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Energy dissipating device suitable to be used as part of a connecti...
- Patent number 11,459,004
- Issue date Oct 4, 2022
- Dellner Couplers AB
- Arvid Grahn
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Energy dissipating device and connection device comprising such an...
- Patent number 10,882,542
- Issue date Jan 5, 2021
- Dellner Couplers AB
- Arvid Grahn
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
ENERGY DISSIPATING DEVICE SUITABLE TO BE USED AS PART OF A CONNECTI...
- Publication number 20210139058
- Publication date May 13, 2021
- DELLNER COUPLERS AB
- Arvid Grahn
- B60 - VEHICLES IN GENERAL
Information Patent Application
HOLDER FOR MOUNTING A SECOND PART ON A MAIN STRUCTURE BETWEEN CAR B...
- Publication number 20200255040
- Publication date Aug 13, 2020
- DELLNER COUPLERS AB
- Arvid GRAHN
- B61 - RAILWAYS
Information Patent Application
Energy Dissipating Device and Connection Device Comprising Such an...
- Publication number 20170197641
- Publication date Jul 13, 2017
- DELLNER COUPLERS AB
- Arvid GRAHN
- B61 - RAILWAYS