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KALKMAN IP B.V.
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Waddinxveen, NL
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Patents Grants
last 30 patents
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Patent Grant
Walkway installation, as well as a vessel with such a walkway insta...
Patent number
9,915,044
Issue date
Mar 13, 2018
Kalkman IP B.V.
Pieter Kalkman
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Grant
Walkway installation, as well as a vessel with such a walkway insta...
Patent number
9,797,101
Issue date
Oct 24, 2017
Kalkman IP B.V.
Pieter Kalkman
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patents Applications
last 30 patents
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Patent Application
Walkway Installation, as well as a Vessel with Such a Walkway Insta...
Publication number
20180023262
Publication date
Jan 25, 2018
KALKMAN IP B.V.
Pieter Kalkman
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Application
CRANE COMPRISING A CONICAL PEDESTAL
Publication number
20160221806
Publication date
Aug 4, 2016
KALKMAN IP B.V.
Pieter KALKMAN
B66 - HOISTING LIFTING HAULING