Inventor

SATO HIROHIKO

JP4 patents

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

NIPPON TELEGRAPH & TELEPHONE

1 patent

US4608464AAug 26, 1986

Interface circuit interconnecting a bidirectional two-wire line with unidirectional four-wire lines

NIPPON TELEGRAPH & TELEPHONE23 citations80

SATO HIROHIKO

1 patent

US9556969B2Jan 31, 2017

Valve device and shower device using the same

SATO HIROHIKO2 citations60

NIPPON STEEL CORP

1 patent

US11440846B2Sep 13, 2022

Solution for forming insulation coating and grain-oriented electrical steel sheet

NIPPON STEEL CORP0 citations55

OKUBO TAKAYASU

1 patent

US9616452B2Apr 11, 2017

Shower apparatus

OKUBO TAKAYASU0 citations28