KT

Kunihiko Takao

HI Hitachi: 18 patents #2,067 of 28,497Top 8%
HH Hitachi High-Technologies: 9 patents #300 of 1,917Top 20%
HC Hitachi Automotive Engineering Co.: 2 patents #95 of 314Top 35%
IH Ihi: 1 patents #624 of 1,178Top 55%
Overall (All Time): #138,551 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
10242436 Non-destructive inspection apparatus Koichi Inagaki 2019-03-26
8551423 Liquid supply device using check valve and reactive liquid chromatography system Kisaburo Deguchi, Hironori Kaji, Kimihiko Ishii, Daisuke Akieda, Masaru Yamasaki +2 more 2013-10-08
7921696 Liquid chromatograph device Hironori Kaji, Masahito Ito 2011-04-12
7901573 Separation column and liquid chromatography apparatus using the same Kimihiko Ishii, Hironori Kaji, Masahito Ito, Yoshihiro Nagaoka 2011-03-08
7588423 Pump for liquid chromatograph Kenji Hiraku, Isao Hayase, Hironori Kaji, Masahito Ito 2009-09-15
7350401 Liquid feeding system Hironori Kaji, Masahito Ito 2008-04-01
7189320 Pump, pump for liquid chromatography, and liquid chromatography apparatus Hironori Kaji, Masahito Ito 2007-03-13
7063513 Liquid chromatograph pump with dual cylinders and dual plungers Kenji Hiraku, Hironori Kaji, Masahito Ito 2006-06-20
7063785 Pump for liquid chromatography Kenji Hiraku, Hironori Kaji, Masahito Ito 2006-06-20
6923916 Liquid chromatograph pump and control method therefor Kenji Hiraku, Hironori Kaji, Masahito Ito 2005-08-02
6725837 Fuel supply system Kenji Hiraku, Kenichiro Tokuo, Tadahiko Nogami, Hiroyuki Yamada 2004-04-27
6701898 Fuel supply apparatus and method of control thereof Kenichiro Tokuo, Kenji Hiraku, Tadahiko Nogami, Hiroyuki Yamada 2004-03-09
6651630 High pressure fuel pump Kenji Hiraku, Kenichiro Tokuo, Yuzo Kadomukai, Hiroyuki Yamada 2003-11-25
6505608 Fuel supply system Kenji Hiraku, Kenichiro Tokuo, Tadahiko Nogami, Hiroyuki Yamada, Yukio Takahashi +1 more 2003-01-14
6352418 Displacement type fluid machine Hirokatsu Kohsokabe, Masahiro Takebayashi, Isao Hayase, Hiroaki Hata, Shigetaroo Tagawa +2 more 2002-03-05
5938417 Scroll type fluid machine having wraps formed of circular arcs Hirokatsu Kohsokabe, Masahiro Takebayashi, Isao Hayase, Kenichi Oshima 1999-08-17
5775893 Scroll compressor having an orbiting scroll with volute wraps on both sides of a plate Masahiro Takebayashi, Yoshishige Endo, Yuji Yoshitomi, Shigeru Machida, Kenji Tojo +1 more 1998-07-07
5231914 Variable displacement compressor Isao Hayase, Kenji Tojo, Yasushi Muramoto, Yukio Takahashi, Masaru Ito +2 more 1993-08-03
5105728 Balanced variable-displacement compressor Isao Hayase, Yasushi Muramoto, Kenji Tojo, Masaru Ito, Atsuo Kishi +3 more 1992-04-21
5063829 Variable displacement swash plate type compressor Kenji Tojo, Isao Hayase, Yukio Takahashi, Masaru Ito 1991-11-12
4867649 Refrigerating system Kenichi Kawashima, Atsushi Suginuma, Yukio Takahashi, Kenji Tojo 1989-09-19
4815943 Variable displacement wobble plate compressor with capacity control valve Kenichi Kawashima, Kenji Emi, Akira Tezuka, Kosaku Sayo, Toshikazu Ito +9 more 1989-03-28
4801248 Variable capacity swash plate compressor Kenji Tojo, Yuzo Kadomukai, Yozo Nakamura, Atsushi Suginuma, Isao Hayase +1 more 1989-01-31
4782712 Variable displacement compressor Yukio Takahashi, Kenichi Kawashima, Masaru Ito, Atsushi Suginuma 1988-11-08
4702684 Slide vane type compressor with increased suction part-cross-sectional area Kenichi Kawashima, Yozo Nakamura, Atsuo Kishi 1987-10-27