RD

Ryosuke Dohi

FI Fujikin Incorporated: 11 patents #45 of 318Top 15%
UN Unknown: 6 patents #2,010 of 83,584Top 3%
TC Tohoku Steel Co.: 2 patents #1 of 33Top 4%
FI Fujikin International: 1 patents #4 of 10Top 40%
TO Tadahiro Ohmi: 1 patents #22 of 65Top 35%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
Overall (All Time): #385,836 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
8162286 Piezoelectric driven control valve Yohei Sawada, Kaoru Hirata, Kouji Nishino, Nobukazu Ikeda 2012-04-24
7059363 Method of supplying divided gas to a chamber from a gas supply apparatus equipped with a flow-rate control system Kazuhiko Sugiyama, Nobukazu Ikeda, Kouji Nishino, Toyomi Uenoyama 2006-06-13
6394415 Fluid control valve and fluid supply/exhaust system Tadahiro Ohmi, Migaku Takahashi, Michio Yamaji, Tsuyoshi Tanikawa, Nobukazu Ikeda +5 more 2002-05-28
6193212 Fluid control valve and fluid supply/exhaust system Tadahiro Ohmi, Migaku Takahashi, Michio Yamaji, Tsuyoshi Tanikawa, Nobukazu Ikeda +5 more 2001-02-27
6116092 Fluid pressure detector using a diaphragm Tadahiro Ohmi, Koji Nishino, Nobukazu Ikeda 2000-09-12
6018136 System for supervising piping work Tadahiro Ohmi, Eiji Ideta, Hiroyuki Fukuda, Hiroshi Morokoshi, Nobukazu Ikeda 2000-01-25
5981905 System for supervising piping work Tadahiro Ohmi, Eiji Ideta, Hiroyuki Fukuda, Hiroshi Morokoshi, Nobukazu Ikeda 1999-11-09
5816285 Pressure type flow rate control apparatus Tadahiro Ohmi, Koji Nishino, Nobukazu Ikeda, Akihiro Morimoto, Yukio Minami +2 more 1998-10-06
5791369 Pressure type flow rate control apparatus Koji Nishino, Nobukazu Ikeda, Akihiro Morimoto, Yukio Minami, Koji Kawada +1 more 1998-08-11
5669408 Pressure type flow rate control apparatus Koji Nishino, Nobukazu Ikeda, Akihiro Morimoto, Yukio Minami, Koji Kawada +1 more 1997-09-23
5609077 Tightening device Tadahiro Ohmi, Nobukazu Ikeda, Kunio Nagai, Eiji Ideta, Koji Nishino +3 more 1997-03-11
5502883 Method of tightening threaded member Tadahiro Ohmi, Nobukazu Ikeda, Kunio Nagai, Eiji Ideta, Koji Nishino +3 more 1996-04-02
4645176 Control valve Hiroshi Ogawa, Yoshiteru Sonoda 1987-02-24