P

Inventor

MASADA KENJI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “MASADA KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV TOKYO

3 patents
US10669161B2Jun 2, 2020

Oriented body containing e-iron oxide, method for producing the same, and device for producing the same

UNIV TOKYO1 citations57
US10807880B2Oct 20, 2020

Epsilon iron oxide and method for producing the same, magnetic coating material and magnetic recording medium

UNIV TOKYO1 citations56
US11087792B2Aug 10, 2021

Oriented body, method for producing the same, device for producing the same, and magnetic recording medium

UNIV TOKYO0 citations55

DOWA MINING CO

3 patents
US7332220B2Feb 19, 2008

Iron nitride magnetic powder and method of producing the powder

DOWA MINING CO0 citations49
US7314666B2Jan 1, 2008

Iron nitride system magnetic powder having good storage stability

DOWA MINING CO0 citations49
US7241501B2Jul 10, 2007

Iron nitride magnetic powder and method of producing the powder

DOWA MINING CO1 citations49

DOWA ELECTRONICS MATERIALS CO LTD

2 patents
US7371458B2May 13, 2008

High-weatherability iron nitride-based magnetic powder and method of manufacturing the powder

DOWA ELECTRONICS MATERIALS CO LTD0 citations49
US9741479B2Aug 22, 2017

Magnetic powder for magnetic recording medium

DOWA ELECTRONICS MATERIALS CO LTD0 citations47

MASADA KENJI

2 patents
US8110048B2Feb 7, 2012

Magnetic powder suitable for low-noise media

MASADA KENJI0 citations44
US8801956B2Aug 12, 2014

Hexagonal crystal ferrite magnetic powder for magnetic recording, method for producing the same, and magnetic recording medium using the powder

MASADA KENJI0 citations36

KONNO SHINICHI

1 patent
US8852314B2Oct 7, 2014

Method of producing magnetic powder for magnetic recording medium

KONNO SHINICHI0 citations33