Inventor · disambiguated record
Toshimi Abukawa
Also filed as: ABUKAWA TOSHIMI
23 granted patents·4 pending applications·627 citations·filing 1975–2005
97Inventor score
Top patents by PatentIndex Score
27 records- 0195US6335582B1Permanent-magnet revolving electrodynamic machine with a concentrated winding statorJAPAN SERVO·Filed 1998·Granted Jan 1, 2002·126 cites·8 claims
- 0293US6313558B1Electric rotary machine having concentrated winding statorJAPAN SERVO·Filed 2000·Granted Nov 6, 2001·83 cites·4 claims
- 0389US6794786B2Electric motorHITACHI LTD·Filed 2003·Granted Sep 21, 2004·36 cites·8 claims
- 0489US5208502ASliding current collector made of ceramicsHITACHI LTD·Filed 1992·Granted May 4, 1993·73 cites·8 claims
- 0585US4875539AElectric power steering control systemHITACHI LTD·Filed 1988·Granted Oct 24, 1989·45 cites·20 claims
- 0681US6806615B2Core, rotating machine using the core and production method thereofHITACHI LTD·Filed 2002·Granted Oct 19, 2004·29 cites·9 claims
- 0781US4865148AVehicle height control apparatus responsive to power steering operationHITACHI LTD·Filed 1988·Granted Sep 12, 1989·45 cites·6 claims
- 0875US6876118B2Abduction-type motor and fabrication method of motor stator thereofHITACHI LTD·Filed 2002·Granted Apr 5, 2005·17 cites·3 claims
- 0966US4823037ADC Electric motor having field poles of permanent magnetHITACHI LTD·Filed 1987·Granted Apr 18, 1989·26 cites·7 claims
- 1065US6731027B2Three-phase hybrid type stepping motorJAPAN SERVO·Filed 2002·Granted May 4, 2004·13 cites·6 claims
- 1162US6927526B2MotorJAPAN SERVO·Filed 2003·Granted Aug 9, 2005·11 cites·15 claims
- 1262US4926960AElectric power steering apparatus for vehicleHITACHI LTD·Filed 1988·Granted May 22, 1990·21 cites·4 claims
- 1359US5033565AMotor-driven power steering apparatusHITACHI LTD·Filed 1989·Granted Jul 23, 1991·18 cites·8 claims
- 1454US6784590B2Permanent magnet motorJAPAN SERVO·Filed 2002·Granted Aug 31, 2004·8 cites·8 claims
- 1553US4794291APermanent magnet field DC machineHITACHI LTD·Filed 1987·Granted Dec 27, 1988·16 cites·10 claims
- 1648US5083054APermanent magnet field type dc machineHITACHI LTD·Filed 1983·Granted Jan 21, 1992·11 cites·11 claims
- 1747US4703210AMiniature electric non-uniform magnetization rotating machineHITACHI LTD·Filed 1986·Granted Oct 27, 1987·13 cites·4 claims
- 1846US6812611B2Permanent magnet type electric rotating machineJAPAN SERVO·Filed 2003·Granted Nov 2, 2004·4 cites·5 claims
- 1946US2005138793A1Abduction-type motor and fabrication method of motor stator thereofJAPANY SERVO CO LTD·Filed 2005·Application pending·0 cites
- 2045US4960178AMotor-driven power steering apparatusHITACHI LTD·Filed 1988·Granted Oct 2, 1990·10 cites·4 claims
- 2140US4639625ADirect-current machine having permanent magnet field systemHITACHI LTD·Filed 1985·Granted Jan 27, 1987·8 cites·11 claims
- 2238US5089737ADc rotary electric machine of permanent magnet field typeHITACHI LTD·Filed 1989·Granted Feb 18, 1992·8 cites·2 claims
- 2338US2004056557A1Epicycloidal motorFiled 2003·Application pending·0 cites
- 2438US2002140312A1Method for manufacturing an armature of an internal rotor type electric machine and the armature manufactured by such methodFiled 2002·Application pending·0 cites
- 2537US2003098628A1Electric motorFiled 2002·Application pending·0 cites
- 2631US3955273AMethod of manufacturing flat type wound armaturesHITACHI LTD·Filed 1975·Granted May 11, 1976·3 cites·6 claims
- 2728US4704789AMethod of manufacturing electromagnetic membersHITACHI LTD·Filed 1986·Granted Nov 10, 1987·3 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Toshimi Abukawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →