SN

Shigekazu Nakamura

CL Copal Company Limited: 10 patents #3 of 139Top 3%
YE Yaskawa Electric: 3 patents #252 of 1,006Top 30%
Overall (All Time): #354,883 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
7521889 Method of braking induction motor and control apparatus Hideaki Iura 2009-04-21
7463005 Method and device for sensorless vector control for AC motor Hideaki Iura, Yoichi Yamamoto 2008-12-09
7362069 Voltage source inverter control method Yoichi Yamamoto, Masashiro Tanaka, Hiroshi Suetake 2008-04-22
5775791 Surface emission apparatus Yukio Yoshikawa 1998-07-07
5253526 Capacitive acceleration sensor with free diaphragm Atsushi Omura, Masaaki Takagi 1993-10-19
5073710 Optical displacement detector including a displacement member's surface having a diffractive pattern and a holographic lens pattern Masaaki Takagi, Atsushi Omura 1991-12-17
4984474 Torque sensor Jun Matsushima, Tetsuto Kageyama, Kenji Wakazono 1991-01-15
4649342 Apparatus using inclined sensor for detecting relative displacement 1987-03-10
4646194 PG yoke position detecting apparatus Osamu Kitazawa, Masao Nakamori, Yoshiyuki Ohzeki 1987-02-24
4616281 Displacement detecting apparatus comprising magnetoresistive elements 1986-10-07
4603365 Magnetic detection apparatus 1986-07-29
4470873 Method of manufacturing magnetic sensor comprising at least two magnetoresistive elements 1984-09-11
4425557 Non-contact magnetic potentiometer 1984-01-10
4395695 Non-contact magnetic potentiometer 1983-07-26