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HITACHI AUTOMOTIVE SYSTEMS STEERING LTD

Overview
  • Total Patents
    294
  • GoodIP Patent Rank
    11,121
  • Filing trend
    0.0%
About

HITACHI AUTOMOTIVE SYSTEMS STEERING LTD has a total of 294 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2002. It filed its patents most often in Japan, China and United States. Its main competitors in its focus markets transport, measurement and engines, pumps and turbines are HYDRAULIK NORD GMBH, WILLIAMS DANIEL E and ZF LENKSYSTEME GMBH.

Patent filings per year

Chart showing HITACHI AUTOMOTIVE SYSTEMS STEERING LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Maruyama Tatsuyoshi 43
#2 Yoshida Osamu 29
#3 Shirakubo Kiyotaka 28
#4 Sasaki Mitsuo 28
#5 Shiino Kotaro 25
#6 Yoshitake Atsushi 20
#7 Muto Satoru 19
#8 Imanaga Hiroki 18
#9 Kitamura Keisuke 18
#10 Yamano Kazuya 17

Latest patents

Publication Filing date Title
CN107076142A Variable displacement vane pump
WO2016047284A1 Control device for vehicle-mounted apparatus, and power steering device
JP2015227161A Electric power steering device
CN106471347A Rotary angle detecting device and power steering gear
WO2015141255A1 Power steering device
CN106461041A Power steering device and method for manufacturing ball screw for power steering device
JP2016130081A Power steering device
WO2015141254A1 Power steering device and power steering device control device
JP2016118112A Pump device
JP2016113111A Electric power steering device and control device for on-vehicle equipment
JP2016113059A Moisture detection system and electric power steering device
JP2016114524A Rotation angle detection system and power steering system
JP2016112954A Electric power steering device
JP2016112955A Power steering device
JP2016074287A Electric power steering device and controller for electric power steering device
JP2016065479A Variable displacement vane pump
JP2016064710A Power steering device and control circuit of power steering device
JP2016061276A Variable capacity type vane pump
JP2016060408A Power steering device and assembly method for power steering device
JP2016055796A Rear wheel steering control device