TS

Tohru Segawa

SC Shin-Etsu Quartz Products Co.: 3 patents #24 of 149Top 20%
HQ Heraeus Quarzglas: 2 patents #96 of 287Top 35%
📍 Koriyama, JP: #56 of 266 inventorsTop 25%
Overall (All Time): #1,245,709 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7841211 Production process of synthetic quartz glass Tatsuhiro Sato, Takahiro Kaitou, Akira Fujinoki, Toshiyuki Kato, Nobumasa Yoshida 2010-11-30
6869898 Quartz glass jig for processing apparatus using plasma Kyoichi Inaki, Naoto Watanabe, Hiroyuki Kimura 2005-03-22
6680455 Plasma resistant quartz glass jig Kyoichi Inaki, Naoki Hayashi 2004-01-20
5876473 Method of producing cristobalite containing silica glass Kyoichi Inaki, Nobumasa Yoshida, Mamoru Endo 1999-03-02