Inventor · disambiguated record
Hiromi Sako
Also filed as: SAKO HIROMI
4 granted patents·64 citations·filing 1974–2014
74Inventor score
Top patents by PatentIndex Score
4 records- 0186US3968465AInductor and method for producing sameHITACHI METALS LTD·Filed 1974·Granted Jul 6, 1976·40 cites·11 claims
- 0275US4103221AInductor with plurality of magnet pieces in air gapHITACHI METALS LTD·Filed 1976·Granted Jul 25, 1978·20 cites·5 claims
- 0371US9948206B2Multilevel power conversion device with flying capacitorMEIDENSHA ELECTRIC MFG CO LTD·Filed 2014·Granted Apr 17, 2018·4 cites·5 claims
- 0439US10014763B2Protection circuit for semiconductor switching element, and power conversion deviceMEIDENSHA ELECTRIC MFG CO LTD·Filed 2014·Granted Jul 3, 2018·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →