HS

Hiroji Sato

NI Nifco: 10 patents #36 of 650Top 6%
SC Sanei Kasei Co.: 5 patents #2 of 11Top 20%
KO Komeya: 2 patents #2 of 3Top 70%
SC Speedfam Clean System Co.: 2 patents #4 of 11Top 40%
KC Kawasaki Teitoku Co.: 1 patents #2 of 3Top 70%
Overall (All Time): #278,185 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8173013 Fuel filter Yasushi Ueki, Kensuke Ogose 2012-05-08
8052868 Fuel filter device Yasushi Ueki, Shigeru Takahashi, Takaya Ogawa 2011-11-08
7901572 Fuel filter apparatus 2011-03-08
7478729 Fuel-filtering device Kazumasa Kurihara, Yasutomo Kobayashi, Toshihide Kimisawa, Takeshi Kojima 2009-01-20
7431410 Sliding assisting apparatus Yasutomo Kobayashi, Takefumi Tsuchiya 2008-10-07
7393068 Sliding assisting apparatus Yasutomo Kobayashi, Takefumi Tsuchiya 2008-07-01
7281773 Sliding assisting apparatus Yasutomo Kobayashi 2007-10-16
7240978 Sliding assisting device Yasutomo Kobayashi 2007-07-10
7029582 Fuel filter device Hideaki Takahashi 2006-04-18
6929025 Two-way valve 2005-08-16
6618889 Disk-shaped workpiece washing apparatus Yoshinobu Terui, Noriaki Mizuno 2003-09-16
6368551 Method for preparation of sintered permanent magnet Shigenobu Sekine, Yuko Kawasaki, Yoshiki Kuwabara, Minoru Narita, Kazushi Suzuki +4 more 2002-04-09
6163916 Cleaning apparatus for disk-shaped workpieces Yoshinobu Terui 2000-12-26
6103021 Method of preparing raw material powder for permanent magnets superior in moldability Shigenobu Sekine 2000-08-15
6051077 Raw material powder for modified permanent magnets and production method of the same Shigenobu Sekine 2000-04-18
5942053 Composition for permanent magnet Shigenobu Sekine, Minoru Narita 1999-08-24
5865873 Method of preparing raw material powder for permanent magnets superior in moldability Shigenobu Sekine 1999-02-02