Inventor · disambiguated record
Hitoshi Shima
Also filed as: SHIMA HITOSHI
6 granted patents·24 citations·filing 2007–2019
76Inventor score
Top patents by PatentIndex Score
6 records- 0178US7696734B2Multiphase DC-DC converterMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Apr 13, 2010·16 cites·10 claims
- 0267US10768241B2Power supply circuit and sound equipmentYAMAHA CORP·Filed 2018·Granted Sep 8, 2020·1 cites·8 claims
- 0360US8217493B2Semiconductor device having capacitor cellsINOUE FUMIHIRO·Filed 2008·Granted Jul 10, 2012·2 cites·23 claims
- 0458US7817446B2Switching power supply circuitMITSUMI ELECTRIC CO LTD·Filed 2007·Granted Oct 19, 2010·5 cites·11 claims
- 0543US10892677B2Power supply circuit and audio systemYAMAHA CORP·Filed 2019·Granted Jan 12, 2021·0 cites·5 claims
- 0641US10887708B2Audio system and power supply circuitYAMAHA CORP·Filed 2019·Granted Jan 5, 2021·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →