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Katsuya Kobayashi
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Kumagaya, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Metal band slitter device and slitting method
Patent number
11,014,134
Issue date
May 25, 2021
Hitachi Metals, Ltd.
Ryo Nishimura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Purification method by mixing/diffusion of closed water zone and mi...
Patent number
6,428,711
Issue date
Aug 6, 2002
Tokyo Kyuei Co., Ltd
Makoto Nakamura
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Apparatus for dewatering primary dewatered sludge pieces
Patent number
4,773,996
Issue date
Sep 27, 1988
Hitachi Metals, Ltd.
Kazuo Endo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for dewatering sludge
Patent number
4,587,022
Issue date
May 6, 1986
Hitachi Metals, Ltd.
Hideaki Shimizu
C05 - FERTILISERS MANUFACTURE THEREOF
Patents Applications
last 30 patents
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Patent Application
METAL BAND SLITTER DEVICE AND SLITTING METHOD
Publication number
20180272402
Publication date
Sep 27, 2018
Hitachi Metals, Ltd.
Ryo NISHIMURA
B26 - HAND CUTTING TOOLS CUTTING SEVERING