Tokai TRW & Co. Ltd.

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Expired/Abandoned/Withdrawn Patents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
4932234 Method of forming tappet adjusting screwsExpiredMay 02, 89Jun 12, 90[B21J, B23G, B21D]
4916788 Method of manufacturing ball jointExpiredAug 03, 89Apr 17, 90[B23P]
4880329 JointExpiredJun 22, 88Nov 14, 89[F16C]
4856607 Apparatus for automatically setting steering center for use in power steering apparatusExpiredApr 05, 88Aug 15, 89[B62D]
4802544 Electric power steering apparatus having motor braking functionExpiredDec 07, 87Feb 07, 89[B62D]
4785901 Rack and pinion steering gear with electric power assistanceExpiredJul 08, 87Nov 22, 88[B62D]
4768268 Method for manufacturing a single-piece type valve sleeveExpiredFeb 24, 87Sep 06, 88[B21D]
4768554 Control valveExpiredOct 16, 86Sep 06, 88[F15B]
4759419 Vehicle speed responsive power steering assemblyExpiredOct 16, 86Jul 26, 88[B62D]
4709593 Steering mechanism for automobileExpiredApr 16, 86Dec 01, 87[B62D]
4694927 Vehicular speed responsive power steering deviceExpiredApr 16, 86Sep 22, 87[B62D]
4658770 Supporting structure for rocker arms for engine valvesExpiredSep 27, 85Apr 21, 87[F01L]
4644241 Single phase to three phase signal converterExpiredJun 07, 85Feb 17, 87[H02M, H02P]
4617883 Pivot members for a cam follower of valve mechanism for internal combustion engineExpiredSep 27, 85Oct 21, 86[F01L]
4618809 Apparatus for converting single-phase power to three-phase outputsExpiredJun 07, 85Oct 21, 86[H02P]
4573372 Rack-pinion steering gear and method for cutting rack teethExpiredAug 07, 85Mar 04, 86[F16H]
4549628 Power steering deviceExpiredMar 28, 83Oct 29, 85[B62D]
4521141 Method for cutting rack teethExpiredJan 19, 83Jun 04, 85[B23F]
4512367 Rotation detecting apparatusExpiredMar 07, 83Apr 23, 85[F16D]
4457390 Power steering deviceExpiredJun 16, 82Jul 03, 84[B62D]

View all patents..

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!.