Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9690122 | Optical semiconductor device | Toshihiro Kamei, Ryohei Takei, Masahiko Mori, Youichi Sakakibara | 2017-06-27 |
| 9151894 | Light source circuit and light source device equipped with same | Masahiko Mori, Masashige Ishizaka, Takanori Shimizu, Nobuaki Hatori | 2015-10-06 |
| 8009953 | Three-dimensional photonic crystal and its manufacturing method thereof | Susumu Noda, Masahiro Imada, Shigeki Takahashi | 2011-08-30 |
| 7486011 | Thread-type electron emission element | Tetsuya Imai, Osamu Kumasaka | 2009-02-03 |
| 6418857 | Superconductive magnetic levitation transportation system | Noriharu Tamada | 2002-07-16 |
| 5521038 | Recording method for an optical recording medium | Takashi Yamada, Shingo Iwasaki, Fumio Matsui | 1996-05-28 |
| 5474825 | Optical recording medium | Shingo Iwasaki, Toshiyuki Miyadera, Fumio Matsui | 1995-12-12 |
| 5326679 | Recording medium | Shuichi Yanagisawa, Atsushi Yoshizawa, Tatsuro Sakai, Satoru Tanaka, Takashi Chuman +3 more | 1994-07-05 |
| 5316899 | Optical recording medium | Toshiyuki Miyadera, Fumio Matsui | 1994-05-31 |
| 5295126 | Information recording apparatus for recordable optical disc | Shuichi Yanagisawa | 1994-03-15 |
| 5204153 | Write once read many type optical disc | Fumio Matsui, Tatsuro Sakai, Satoru Tanaka, Shuichi Yanagisawa | 1993-04-20 |
| 5190591 | Langmuir-Blodgett film forming apparatus | Toshiyuki Miyadera, Fumio Matsui | 1993-03-02 |
| 5149374 | Device for forming LB film | Toshiyuki Miyadera, Fumio Matsui | 1992-09-22 |
| 5117416 | Recording method for multi-layer recording film | Toshiyuki Miyadera, Fumio Matsui | 1992-05-26 |