Inventor

HIRATSUKA MASAKI

JP4 patents

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

MITSUBISHI ELECTRIC CORP

1 patent

US6493203B1Dec 10, 2002

Phase control switch apparatus

MITSUBISHI ELECTRIC CORP53 citations91

TAHATA KAZUYORI

1 patent

US9413157B2Aug 9, 2016

Direct-current circuit breaker

TAHATA KAZUYORI10 citations75

GEN RES ELECTRONICS INC

1 patent

US6535164B2Mar 18, 2003

Each area automatic selection receiver for emergency radio signal

GEN RES ELECTRONICS INC11 citations72

FUJIKOKI CORP

1 patent

US12331842B2Jun 17, 2025

Electrically operated valve

FUJIKOKI CORP0 citations50