Assignee
KUROKI KOGYOSHO KK
JP·8 granted patents·254 citations·filing 1980–1989
Top patents by PatentIndex Score
8 records- 0193US4795078AMethod for producing a clad steel pipeKUROKI KOGYOSHO KK·Filed 1986·Granted Jan 3, 1989·77 cites·27 claims
- 0283US4883292ACorrosion resisting steel pipe and method of manufacturing sameKUROKI KOGYOSHO KK·Filed 1989·Granted Nov 28, 1989·55 cites·4 claims
- 0374US4733446ARollKUROKI KOGYOSHO KK·Filed 1982·Granted Mar 29, 1988·25 cites·8 claims
- 0469US4482612ALow alloy or carbon steel roll with a built-up weld layer of an iron alloy containing carbon, chromium, molybdenum and cobaltKUROKI KOGYOSHO KK·Filed 1982·Granted Nov 13, 1984·40 cites·5 claims
- 0566US4532978ARoll for transferring hot metal piecesKUROKI KOGYOSHO KK·Filed 1984·Granted Aug 6, 1985·11 cites·10 claims
- 0665US4915980AMethod for producing amorphous metal layerKUROKI KOGYOSHO KK·Filed 1989·Granted Apr 10, 1990·15 cites·6 claims
- 0762US4976915AMethod for forming a powdered or a granular materialKUROKI KOGYOSHO KK·Filed 1988·Granted Dec 11, 1990·19 cites·18 claims
- 0850US4345457AMethod for detecting the depth of cracks in rolls used for transferring hot steel ingot bloom and rolls used thereforKUROKI KOGYOSHO KK·Filed 1980·Granted Aug 24, 1982·12 cites·18 claims
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