Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8092701 | Grating, negative and replica gratings of the grating, and method of manufacturing the same | Tetsuya Nagano, Makoto Sato, Akira Sato, Shinji Miyauchi | 2012-01-10 |
| 7455957 | Blazed holographic grating, method for producing the same and replica grating | — | 2008-11-25 |
| 7129028 | Method of forming holographic grating | Yuji Tanaka, Akio Soejima | 2006-10-31 |
| 6942812 | Method of manufacturing etalon | Ryo Tateno, Satoshi Irikuchi | 2005-09-13 |
| 5363238 | Diffraction grating | Yasuhiro Akune, Kichiya Tanino, Tetsuya Nagano, Kazuo Sano, Eiji Ishiguro | 1994-11-08 |
| 5234537 | Dry etching method and its application | Tetsuya Nagano | 1993-08-10 |