Inventor · disambiguated record
Keiichi Katsuta
Also filed as: KATSUTA KEIICHI
7 granted patents·2 pending applications·24 citations·filing 2006–2021
77Inventor score
Top patents by PatentIndex Score
9 records- 0175US7756613B2Signaling systemHITACHI LTD·Filed 2006·Granted Jul 13, 2010·14 cites·13 claims
- 0272US11938983B2Train position estimation deviceHITACHI LTD·Filed 2019·Granted Mar 26, 2024·2 cites·4 claims
- 0361US8548654B2Signaling systemKATSUTA KEIICHI·Filed 2006·Granted Oct 1, 2013·7 cites·10 claims
- 0451US12384434B2Sensor performance evaluation system and method, and automatic driving systemHITACHI LTD·Filed 2020·Granted Aug 12, 2025·0 cites·8 claims
- 0551US11798410B2Traffic flow control system, traffic flow control program, traffic flow control method, and traveling controllerHITACHI LTD·Filed 2020·Granted Oct 24, 2023·0 cites·8 claims
- 0651US2023391385A1Obstacle detection system and obstacle detection methodHITACHI LTD·Filed 2021·Application pending·0 cites
- 0749US12145642B2Running pattern creation device and driving control method that uses running pattern creation deviceHITACHI LTD·Filed 2020·Granted Nov 19, 2024·0 cites·7 claims
- 0846US8924050B2Railway signalling system and on-board signalling systemKATSUTA KEIICHI·Filed 2012·Granted Dec 30, 2014·1 cites·10 claims
- 0945US2023334995A1Mobile Body Control SystemHITACHI LTD·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →