Inventor

OGUMA YUKINARI

JP2 patents

Patents

2 patents

US7476482B2Jan 13, 2009

Mg-based ferrite, an electrophotographic development carrier containing the ferrite, and developer containing the carrier

KANTO DENKA KOGYO KK3 citations54

US12415965B2Sep 16, 2025

Additive for lubricants

KANTO DENKA KOGYO KK0 citations52