Koyo Jidoki Kabushiki Kaisha

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

  • No Technology to Display

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

  • No Recent Patents to Display

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5037263 Vehicle conveyer for a multi-story parking garageExpiredApr 20, 90Aug 06, 91[E04H]
4796715 Hydraulic pressure reaction device in a power steering deviceExpiredOct 27, 86Jan 10, 89[B62D]
4787469 Power steering systemExpiredJul 23, 86Nov 29, 88[B62D]
4784235 Oil pressure reaction control valve for power steering apparatusExpiredJun 13, 86Nov 15, 88[B62D]
4775022 Apparatus for controlling steering power in power steering systemExpiredFeb 09, 87Oct 04, 88[B62D]
4762014 Rack-pinion mechanism in steering deviceExpiredApr 29, 85Aug 09, 88[B62D]
4730164 Device for detecting abnormal conditions in a stepping motorExpiredDec 26, 85Mar 08, 88[G01R]
4718514 Steering force control device for power steering apparatusExpiredSep 09, 86Jan 12, 88[B62D]
4640380 Apparatus for controlling a steering force of a handle in automobilesExpiredApr 08, 85Feb 03, 87[B62D]
4637484 Hydraulic control apparatus for a power steering deviceExpiredApr 22, 85Jan 20, 87[B62D]
4619155 Rack and pinion steering deviceExpiredApr 15, 83Oct 28, 86[B62D, F16H]
4619339 Fluid pressure control device in power steering apparatusExpiredNov 23, 84Oct 28, 86[B62D]
4221137 Ball nut type steering gearExpiredMar 06, 79Sep 09, 80[F16H]
4203798 Labeling deviceExpiredAug 03, 78May 20, 80[B65C]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.