Inventor

SHOYAMA MASAHITO

JP3 patents

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

NISHIMU DENSHI KOGYO KK

1 patent

US4772994ASep 20, 1988

Power source using high-frequency phase control

NISHIMU DENSHI KOGYO KK219 citations96

TDK CORP

1 patent

US9509211B2Nov 29, 2016

Bridgeless power factor improvement converter

TDK CORP2 citations52

FUJI ELECTRIC CO LTD

1 patent

US12231063B2Feb 18, 2025

Power conversion device, control device for power conversion device, and power conversion control method

FUJI ELECTRIC CO LTD0 citations43