Membership
Tour
Register
Log in
Kazuo Haruna
Follow
Person
Hyogo, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Double vacuum pump apparatus, gas purification system provided with...
Patent number
8,715,400
Issue date
May 6, 2014
Sumitomo Seiko Chemicals Co., Ltd.
Kazuo Haruna
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method of recovering enriched gaseous oxygen
Patent number
6,663,691
Issue date
Dec 16, 2003
Sumitomo Seika Chemicals Co., Ltd.
Morihiko Yamamoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process of recovering oxygen-enriched gas
Patent number
5,755,856
Issue date
May 26, 1998
Sumitomo Seika Chemicals Co. Ltd.
Masanori Miyake
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for separating nitrogen-enriched gas
Patent number
5,505,765
Issue date
Apr 9, 1996
Sumitomo Seika Chemicals Co., Ltd.
Shinichi Kaji
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing high purity oxygen gas from air
Patent number
4,985,052
Issue date
Jan 15, 1991
Seitetsu Kagaku Co., Ltd.
Kazuo Haruna
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for separating gas
Patent number
4,955,998
Issue date
Sep 11, 1990
Sumitomo Seika Chemicals Co., Ltd.
Kanji Ueda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for recovering oxygen enriched gas
Patent number
4,917,710
Issue date
Apr 17, 1990
Sumitomo Seika Chemicals Co., Ltd.
Kazuo Haruna
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Adsorption apparatus
Patent number
4,713,100
Issue date
Dec 15, 1987
Seitetsu Kagaku Co., Ltd.
Kazuo Haruna
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for producing oxygen-enriched gas
Patent number
4,684,377
Issue date
Aug 4, 1987
Seitetsu Kagaku Co., Ltd.
Kazuo Haruna
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for producing high concentration oxygen by a pressure-swing...
Patent number
4,661,125
Issue date
Apr 28, 1987
Seitetsu Kagaku Co., Ltd.
Kazuo Haruna
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for obtaining high concentration argon by pressure-swing-ad...
Patent number
4,529,412
Issue date
Jul 16, 1985
Seitetsu Kagaku Co., Ltd.
Saburo Hayashi
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
DOUBLE VACUUM PUMP APPARATUS, GAS PURIFICATION SYSTEM PROVIDED WITH...
Publication number
20120255445
Publication date
Oct 11, 2012
Sumitomo Seika Chemicals Co., Ltd.
Kazuo Haruna
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND APPARATUS FOR SEPARATING HYDROGEN GAS
Publication number
20100294130
Publication date
Nov 25, 2010
SUMITOMO SEIKA CHEMICALS CO., LTD.
Kazuo Haruna
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method of recovering enriched gaseous oxygen
Publication number
20030010207
Publication date
Jan 16, 2003
Morihiko Yamamoto
C01 - INORGANIC CHEMISTRY