Inventor · disambiguated record
Ryoichi Tokioka
Also filed as: TOKIOKA RYOICHI
12 granted patents·3 pending applications·71 citations·filing 2001–2022
88Inventor score
Top patents by PatentIndex Score
15 records- 0184US9771969B2Method of manufacturing torque transmission shaft and vehicle steering apparatusTOKIOKA RYOICHI·Filed 2012·Granted Sep 26, 2017·7 cites·9 claims
- 0284US8753215B2Spline telescopic shaft and method for manufacturing the same and vehicle steering apparatusTOKIOKA RYOICHI·Filed 2010·Granted Jun 17, 2014·10 cites·5 claims
- 0384US8419555B2Spline telescopic shaft, method for manufacturing spline telescopic shaft, and vehicle steering apparatusTOKIOKA RYOICHI·Filed 2010·Granted Apr 16, 2013·14 cites·14 claims
- 0483US11247713B2Steering apparatusJTEKT CORP·Filed 2019·Granted Feb 15, 2022·5 cites·9 claims
- 0574US7189211B2Massage machine, information recorded medium, program writing methodFAMILY CO LTD·Filed 2001·Granted Mar 13, 2007·22 cites·39 claims
- 0672US8342056B2Telescopic shaft and vehicle steering apparatusJTEKT CORP·Filed 2006·Granted Jan 1, 2013·6 cites·7 claims
- 0760US12233934B2Steering deviceJTEKT CORP·Filed 2022·Granted Feb 25, 2025·0 cites·6 claims
- 0860US10569802B2Vehicle steering systemJTEKT CORP·Filed 2017·Granted Feb 25, 2020·2 cites·11 claims
- 0959US7434839B2Collapsible steering apparatusJTEKT CORP·Filed 2005·Granted Oct 14, 2008·5 cites·12 claims
- 1055US12371092B2Steering deviceJTEKT CORP·Filed 2022·Granted Jul 29, 2025·0 cites·5 claims
- 1154US12286147B2Steering deviceJTEKT CORP·Filed 2022·Granted Apr 29, 2025·0 cites·4 claims
- 1250US2025242853A1Steering systemJTEKT CORP·Filed 2022·Application pending·0 cites
- 1345US11472465B2Steering deviceJTEKT CORP·Filed 2020·Granted Oct 18, 2022·0 cites·13 claims
- 1437US2012080258A1Spline telescopic shaft, vehicle steering apparatus with the spline telescopic shaft, and method for manufacturing the spline telescopic shaftTOKIOKA RYOICHI·Filed 2011·Application pending·0 cites
- 1536US2009203455A1Extendable Shaft and Motor Vehicle Steering ApparatusJTEKT CORP·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →