Inventor

KATAGUCHI TAKASHI

JP4 patents

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

SONY GROUP CORP

2 patents

US11551711B2Jan 10, 2023

Cobalt ferrite magnetic powder, method of producing the same, and magnetic recording medium

SONY GROUP CORP0 citations58

US12087340B2Sep 10, 2024

Magnetic recording medium

SONY GROUP CORP0 citations49

SONY CORP

2 patents

US11721360B2Aug 8, 2023

Magnetic recording medium

SONY CORP0 citations56

US11183213B2Nov 23, 2021

Magnetic recording medium

SONY CORP0 citations56