Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8337729 | Optical disc manufacturing method | Noriyuki Saito, Hiroshi Uchiyama, Yusuke Suzuki | 2012-12-25 |
| 8304167 | Optical information recording medium | Yusuke Suzuki, Kazuya Hayashibe, Hiroshi Uchiyama | 2012-11-06 |
| 8223618 | Optical information recording medium capable of changing the light absorption amount | Hiroshi Uchiyama, Yusuke Suzuki, Katsumi Miura | 2012-07-17 |
| 8137224 | Tensioner for endless transmission belt and internal combustion engine having the tensioner | Osamu Emizu, Hiroshi Yamaura, Ryuta Niimura, Yasuhiro Fukuyoshi | 2012-03-20 |
| 8002656 | Tensioner for endless transmission belt | Osamu Emizu, Hiroshi Yamaura, Ryuta Niimura, Yasuhiro Fukuyoshi | 2011-08-23 |
| 7751104 | Hologram recording medium | Kazuya Hayashibe, Yusuke Suzuki, Masahiro Sawaguchi | 2010-07-06 |
| 7710644 | Method for producing mold for use in duplicating light diffusion sheet, light diffusion sheet and method for producing the same, and screen | Hiroyuki Kiso, Hirokazu Odagiri, Tsutomu Nagahama | 2010-05-04 |
| 7359118 | Method for producing mold for use in duplicating light diffusion sheet, light diffusion sheet and method for producing the same, and screen | Hiroyuki Kiso, Hirokazu Odagiri, Tsutomu Nagahama | 2008-04-15 |
| 6848622 | Plastic card | Shinichi Matsumura, Satoko Asaoka | 2005-02-01 |
| 6522549 | Non-contacting type IC card and method for fabricating the same | Kenichi Kano, Kimitaka Nishimura, Kyoko Obata | 2003-02-18 |
| 6136410 | Magnetic recording medium | Kazuhiro Okamoto, Yuichi Sasaki, Taro Ohmura | 2000-10-24 |
| 6071605 | Magnetic recording medium and production method thereof | — | 2000-06-06 |