Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7570567 | Multi-layered holographic read-only memory and data retrieval method | Shougo Yagi, Tadayuki Imai, Michio Ono, Hiroki Yamazaki | 2009-08-04 |
| 6811728 | Multi-layered holographic read-only memory and data retrieval method | Shougo Yagi, Tadayuki Imai, Michio Ono, Hiroki Yamazaki | 2004-11-02 |
| 6654532 | Read-only laminated information recording medium and manufacturing method therefor | Satoru Tomaru, Makoto Hikita, Tadayuki Imai, Tetsuyoshi Ishii, Saburo Imamura +1 more | 2003-11-25 |
| 6556531 | Multi-layered holographic read-only memory and data retrieval method | Shougo Yagi, Tadayuki Imai, Michio Ono, Hiroki Yamazaki | 2003-04-29 |
| 6222967 | Packaging platform, optical module using the platform, and methods for producing the platform and the module | Michiyuki Amano, Shunichi Tono, Hirotsugu Sato, Yasuaki Tamura, Yoshito Shuto +10 more | 2001-04-24 |
| 5975770 | Plastic ferrule for optical connector and method for production thereof | Shuichi Yanagi, Hirotsugu Sato, Yoshito Shuto, Masayoshi Ohno, Yasuaki Tamura +1 more | 1999-11-02 |
| 5905823 | Polarization independent optical nonreciprocal circuit based on even mode to odd mode conversion | Toshihiro Shintaku, Yujiro Katoh, Yoshiaki Tachikawa, Naoto Sugimoto | 1999-05-18 |