Inventor · disambiguated record
Keiji Katayama
Also filed as: KATAYAMA KEIJI
3 granted patents·1 pending application·12 citations·filing 2007–2017
63Inventor score
Technology areasH02J
Top patents by PatentIndex Score
4 records- 0166US9780593B2Electric cells for battery pack, battery control system, and battery control methodNEC CORP·Filed 2013·Granted Oct 3, 2017·2 cites·3 claims
- 0266US8228040B2Electric cells for battery pack, battery control system, and battery control methodUTSUMI KAZUAKI·Filed 2007·Granted Jul 24, 2012·9 cites·5 claims
- 0361US10886773B2Information processing system, battery module, control method, and programENVISION AESC ENERGY DEVICES LTD·Filed 2017·Granted Jan 5, 2021·1 cites·14 claims
- 0443US2012119707A1Electric cells for battery pack, battery control system, and battery control methodUTSUMI KAZUAKI·Filed 2012·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →