Jeffery R. Ladendorf

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Mount Prospect, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
End sill assembly with center plate casting
- Patent number 6,398,047
- Issue date Jun 4, 2002
- AMSTED Industries Incorporated
- Jeffery R. Ladendorf
- B61 - RAILWAYS
Information Patent Grant
Railway car center filler plate
- Patent number 6,324,995
- Issue date Dec 4, 2001
- Amstead Industries Incorporated
- Horst T. Kaufhold
- B61 - RAILWAYS
Information Patent Grant
Light weight draft sill
- Patent number 6,305,298
- Issue date Oct 23, 2001
- AMSTED Industries Incorporated
- Horst T. Kaufhold
- B61 - RAILWAYS
Information Patent Grant
Draft sill with locking center pin
- Patent number 6,305,561
- Issue date Oct 23, 2001
- AMSTED Industries Incorporated
- Horst T. Kaufhold
- B61 - RAILWAYS