Inventor
YAMAKAWA TAKAYUKI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “YAMAKAWA TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YASKAWA DENKI SEISAKUSHO KK
4 patentsUS6599095B1Jul 29, 2003
Pump-off control method of pump jack
YASKAWA DENKI SEISAKUSHO KK47 citations89
US5938052AAug 17, 1999
Rope steadying control method and apparatus for crane or the like
YASKAWA DENKI SEISAKUSHO KK23 citations88
US5731682AMar 24, 1998
Control unit and control method for motors
YASKAWA DENKI SEISAKUSHO KK9 citations71
US6121748ASep 19, 2000
Method and apparatus for controlling an induction motor
YASKAWA DENKI SEISAKUSHO KK11 citations70