Inventor

ISHIYAMA TOMOYUKI

JP4 patents

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

KYOWA LEATHER CLOTH

2 patents

US11577487B2Feb 14, 2023

Synthetic resin skin material composite and method of producing synthetic resin skin material composite

KYOWA LEATHER CLOTH2 citations70

US11965286B2Apr 23, 2024

Synthetic resin skin material and manufacturing method thereof

KYOWA LEATHER CLOTH0 citations45

KATO TAKASHI

1 patent

US8215947B2Jul 10, 2012

Molding die

KATO TAKASHI2 citations60

MASADA KENJI

1 patent

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