MA

Masatsugu Arai

HI Hitachi: 3 patents #329 of 3,771Top 9%
📍 Tsuchiura, JP: #4 of 56 inventorsTop 8%
Overall (2004): #24,704 of 270,089Top 10%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6833051 Plasma processing apparatus and method Hideyuki Kazumi, Tsutomu Tetsuka, Ryoji Nishio, Ken Yoshioka, Tsunehiko Tsubone +4 more 2004-12-21
6812725 Semiconductor processing apparatus and wafer sensor module Ryujiro Udo, Manabu Edamura 2004-11-02
6756737 Plasma processing apparatus and method Akira Doi, Ken Yoshioka, Manabu Edamura, Hideyuki Kazumi, Saburou Kanai +3 more 2004-06-29