Inventor · disambiguated record
Seiya Nagashima
Also filed as: NAGASHIMA SEIYA
8 granted patents·32 citations·filing 2012–2017
81Inventor score
Top patents by PatentIndex Score
8 records- 0188US9336683B2Travel distance measurement deviceINOMATA KENJI·Filed 2012·Granted May 10, 2016·22 cites·8 claims
- 0273US10501101B2Train-position detection deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Dec 10, 2019·2 cites·12 claims
- 0371US10392036B2Train control system, base station control device, and ground wireless base station systemMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Aug 27, 2019·2 cites·9 claims
- 0466US10640134B2Train position detection deviceMITSUBISHI ELECTRIC CORP·Filed 2014·Granted May 5, 2020·3 cites·8 claims
- 0563US9500747B2Travel distance measurement deviceINOMATA KENJI·Filed 2012·Granted Nov 22, 2016·2 cites·6 claims
- 0661US10597056B2Train control system, base-station control device, ground wireless base station, and on-vehicle wireless stationMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Mar 24, 2020·1 cites·12 claims
- 0739US11046341B2Satellite positioning apparatus and train control system capable of determining accurate and limited position range of moving objectMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jun 29, 2021·0 cites·14 claims
- 0836US10859708B2Satellite positioning system receiver capable of detecting failure in RF receiver unit including receiving antennaMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Dec 8, 2020·0 cites·16 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →