Inventor

SAKO HIROMI

JP4 patents

⚠️ This page may combine multiple inventors who share the name “SAKO HIROMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI METALS LTD

2 patents

US3968465AJul 6, 1976

Inductor and method for producing same

HITACHI METALS LTD40 citations89

US4103221AJul 25, 1978

Inductor with plurality of magnet pieces in air gap

HITACHI METALS LTD20 citations78

MEIDENSHA ELECTRIC MFG CO LTD

2 patents

US9948206B2Apr 17, 2018

Multilevel power conversion device with flying capacitor

MEIDENSHA ELECTRIC MFG CO LTD4 citations69

US10014763B2Jul 3, 2018

Protection circuit for semiconductor switching element, and power conversion device

MEIDENSHA ELECTRIC MFG CO LTD0 citations37