Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6872452 | Dielectric film having high refractive index and method for preparation thereof | Katsuhisa Enjoji | 2005-03-29 |
| 6313577 | Optical articles and cathode-ray tube using the same | Terufusa Kunisada, Etsuo Ogino, Chihiro Sakai, Koji Nakanishi | 2001-11-06 |
| 5582919 | Conductive antireflection film and conductive antireflection glass | Masahiro Ikadai, Kazuhiko Fujimaki, Etsuo Ogino, Ayako Soejima | 1996-12-10 |
| 5536580 | Conductive antireflection film and conductive antireflection glass | Masahiro Ikadai, Kazuhiko Fujimaki, Etsuo Ogino, Ayako Soejima | 1996-07-16 |