HK

Hiroaki Koinuma

KT Kabushiki Kaisha Toshiba: 6 patents #4,898 of 21,451Top 25%
Overall (All Time): #861,954 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8333006 Method for removing a crack in an electromechanical rotor Koji Matsuyama, Hideki Chiba, Hiromichi Ito, Yomei Yoshioka, Kazuhiro Saito +4 more 2012-12-18
8091424 Defect detection method of turbine generator end ring 2012-01-10
8047078 Flaw detection testing method Koji Matsuyama 2011-11-01
7866020 Method for repairing a crack in an electromechanical rotor, method for preventing crack growth in the same, electromechanical rotor and rotary electrical machine Koji Matsuyama, Hideki Chiba, Hiromichi Ito, Yomei Yoshioka, Kazuhiro Saito +4 more 2011-01-11
7827700 Method and jig for device for measuring three-dimensional shape of connection assembly of stator coil in turbine generator Kazuyuki Sasaki, Yuichiro Gunji 2010-11-09
7711664 Predicting crack propagation in the shaft dovetail of a generator rotor Kazuhiro Saito, Yomei Yoshioka, Koji Matsuyama, Hiromichi Ito, Ryoji Nagano 2010-05-04