KS

Kiyoshi Sakamoto

HI Hitachi: 2 patents #771 of 3,950Top 20%
SC Sanyo Electric Co.: 1 patents #202 of 705Top 30%
Overall (2002): #25,927 of 266,432Top 10%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6462492 Position-sensorless controlling method of synchronous motor Tsunehiro Endou, Naohiko Takahashi, Haruo Miura 2002-10-08
6396229 Method of estimating a rotor position of synchronous motor, method of controlling synchronous motor with no position sensor and a controller of synchronous motor Tsunehiro Endou, Naohiko Takahashi, Haruo Miura, Hiroshi Fujii 2002-05-28
6365310 Developing method and a developer for electrophotography Kazuhito Wada 2002-04-02