Inventor · disambiguated record
Tetsuo Hamajima
Also filed as: HAMAJIMA TETSUO
11 granted patents·123 citations·filing 1994–2020
89Inventor score
Top patents by PatentIndex Score
11 records- 0190US5669849AApparatus for controlling concurrent releasing and engaging actions of frictional coupling devices for shifting vehicle automatic transmissionTOYOTA MOTOR CO LTD·Filed 1996·Granted Sep 23, 1997·50 cites·18 claims
- 0278US11041542B2Power transmission mechanismTOYOTA MOTOR CO LTD·Filed 2018·Granted Jun 22, 2021·2 cites·2 claims
- 0376US7074160B1Controller for driving system of vehicleTOYOTA MOTOR CO LTD·Filed 2000·Granted Jul 11, 2006·30 cites·32 claims
- 0475US10683910B2Power transmission mechanismTOYOTA MOTOR CO LTD·Filed 2017·Granted Jun 16, 2020·2 cites·16 claims
- 0562US5583768AShift control system for preventing engine racingAISIN AW CO·Filed 1996·Granted Dec 10, 1996·18 cites·6 claims
- 0643US5588927AControl system for automatic transmissionAISIN AW CO·Filed 1995·Granted Dec 31, 1996·9 cites·14 claims
- 0742US6537179B2Vehicle drive apparatus and control method thereofTOYOTA JIDOSHI KABUSHIKI KAISH·Filed 2001·Granted Mar 25, 2003·1 cites·12 claims
- 0838US11428315B2Method of manufacturing driving drumTOYOTA MOTOR CO LTD·Filed 2020·Granted Aug 30, 2022·0 cites·4 claims
- 0937US5616094AHydraulic control system for automatic transmissionAISIN AW CO·Filed 1995·Granted Apr 1, 1997·5 cites·6 claims
- 1034US5674154AHydraulic control system for automatic transmissionAISIN AW CO·Filed 1995·Granted Oct 7, 1997·4 cites·8 claims
- 1131US5473543AShift timing detecting system for automatic transmissionTOYOTA MOTOR CO LTD·Filed 1994·Granted Dec 5, 1995·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →