KN

Katsuto Nakatsuka

NC Nittetsu Mining Co.: 2 patents #1 of 3Top 35%
UN Unknown: 2 patents #76 of 2,925Top 3%
Overall (2003): #58,119 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6666991 Fluorescent or phosphorescent composition Takafumi Atarashi, Kiyoshi Hoshino 2003-12-23
6517627 Additive pigment powders Takafumi Atarashi 2003-02-11