Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7842168 | Method for producing silicon oxide film and method for producing optical multilayer film | Toru Ikeda, Takahiro Mashimo, Eiji Shidoji, Yoshihito Katayama | 2010-11-30 |
| 7749622 | Multilayer film-coated substrate and process for its production | Tomohiro Yamada, Eiji Shidoji, Akira Mitsui, Takuji Oyama | 2010-07-06 |
| 6787011 | Cylindrical target and its production method | Hiroshi Ueda, Kouichi Kanda | 2004-09-07 |
| 5271086 | Quartz glass tube liquid heating apparatus with concentric flow paths | Masanori Kawaguchi, Tetsuo Takehara | 1993-12-14 |