Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11018403 | Electromagnetic wave transmission cable including a hollow dielectric tube surrounded by a foamed resin member having different expansion ratios at different regions therein | Yasuo Hosoda, Tomoyuki Miyamoto, Katsunori Obata, Takahiro Togashi | 2021-05-25 |
| 8879371 | Recording medium | Masayoshi Yoshida, Takuya Shiroto, Hideki Kobayashi, Masakazu Ogasawara, Makoto Suzuki | 2014-11-04 |
| 8792319 | Recording medium | Takuya Shiroto, Masayoshi Yoshida, Hideki Kobayashi, Masakazu Ogasawara, Makoto Suzuki | 2014-07-29 |
| 7848215 | Optical recording medium, information recording apparatus and information reproduction apparatus | Seiro Oshima, Masataka Yamaguchi, Toshihiko Takishita | 2010-12-07 |
| 7548499 | Offset amount measuring method and apparatus | Seiro Oshima | 2009-06-16 |
| 7260052 | Information recording medium | Masahiro Kato, Tatsuhiro Yone, Atsushi Yamaguchi, Eiji Muramatsu, Shoji Taniguchi +2 more | 2007-08-21 |
| 7092351 | Optical recording medium, optical recording medium producing apparatus and optical recording medium producing method | Atsushi Yamaguchi, Masahiro Kato, Eiji Muramatsu, Seiro Oshima | 2006-08-15 |
| 6837072 | Rewritable optical recording medium and manufacturing method and apparatus therefor | Yoshio Sasaki, Toshihiko Maruyama, Eiji Muramatsu, Masahiro Kato, Seiro Oshima | 2005-01-04 |
| 6813237 | Optical recording medium having a plurality of meandering groove tracks, optical recording medium producing apparatus and optical recording medium producing method | Atsushi Yamaguchi, Masahiro Kato, Eiji Muramatsu, Seiro Oshima | 2004-11-02 |
| 6687214 | Recording medium and apparatus and method for manufacturing the same | Masahiro Kato, Eiji Muramatsu, Atsushi Yamaguchi, Shoji Taniguchi, Seiro Oshima +3 more | 2004-02-03 |
| 6618350 | Rewritable optical recording medium and manufacturing method and apparatus therefor | Yoshio Sasaki, Toshihiko Maruyama, Eiji Muramatsu, Masahiro Kato, Seiro Oshima | 2003-09-09 |
| 5780982 | Method of and apparatus for controlling rotation number of motor | — | 1998-07-14 |
| 5761175 | Apparatus and method for reproducing information recored on an optical recording medium on which pits with 2.sup.N depths are formed | Takafumi Kamei | 1998-06-02 |
| 5373498 | Disc-shaped record medium | — | 1994-12-13 |