Jan Kochmanski

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Sietesz, PL

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Patents Grantslast 30 patents

Information Patent Grant
Device dissipating energy of rail car collisions
- Patent number 11,230,304
- Issue date Jan 25, 2022
- AXTONE SPOLKA AKCYJNA
- Jan Kochmanski
- B61 - RAILWAYS
Information Patent Grant
Coupler assembly for coupling railway wagons
- Patent number 9,290,189
- Issue date Mar 22, 2016
- AXTONE SPOLKA AKCYJNA
- Jan Kukulski
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
DEVICE DISSIPATING ENERGY OF RAIL CAR COLLISIONS
- Publication number 20200172129
- Publication date Jun 4, 2020
- AXTONE SPOLKA AKCYJNA
- JAN KOCHMANSKI
- B61 - RAILWAYS
Information Patent Application
COUPLER ASSEMBLY FOR COUPLING RAILWAY WAGONS
- Publication number 20130270210
- Publication date Oct 17, 2013
- AXTONE SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
- Jan Kukulski
- B61 - RAILWAYS