Membership
Tour
Register
Log in
Kazuhiro Segawa
Follow
Person
Ibaraki, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Air compressor
Patent number
8,821,131
Issue date
Sep 2, 2014
Hitachi Koki Co., Ltd.
Tomoyoshi Yokota
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Air compressor and method for controlling the same
Patent number
8,328,524
Issue date
Dec 11, 2012
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Air compressor and method for controlling the same
Patent number
7,704,052
Issue date
Apr 27, 2010
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Air compressor having a controller for a variable speed motor and a...
Patent number
7,641,449
Issue date
Jan 5, 2010
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pressure switch mechanism and air compressor using the same mechanism
Patent number
7,326,038
Issue date
Feb 5, 2008
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Air compressor and control method therefor
Patent number
7,017,342
Issue date
Mar 28, 2006
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Portable electric hammer
Patent number
D343345
Issue date
Jan 18, 1994
Hitachi Koki Company Limited
Yasunori Ogawa
D08 - Tools and hardware
Patents Applications
last 30 patents
Information
Patent Application
Air compressor and method for controlling the same
Publication number
20090288849
Publication date
Nov 26, 2009
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
AIR COMPRESSOR
Publication number
20090194177
Publication date
Aug 6, 2009
HITACHI KOKI CO., LTD.
Tomoyoshi YOKOTA
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Air compressor and control method therefor
Publication number
20050053483
Publication date
Mar 10, 2005
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Air compressor and control method therefor
Publication number
20040265134
Publication date
Dec 30, 2004
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Pressure switch mechanism and air compressor using the same mechanism
Publication number
20040265132
Publication date
Dec 30, 2004
Hitachi Koki, Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Air compressor and method for controlling the same
Publication number
20040191073
Publication date
Sep 30, 2004
Hitachi Koki Co., Ltd.
Yoshio Iimura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...