Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6841217 | Optical information recording medium and method for manufacturing the same | Takashi Nishihara, Noboru Yamada | 2005-01-11 |
| 6809401 | Memory, writing apparatus, reading apparatus, writing method, and reading method | Takashi Nishihara, Noboru Yamada | 2004-10-26 |
| 6794006 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Takashi Nishihara, Noboru Yamada | 2004-09-21 |
| 6761950 | Information recording medium and method for producing the same | Haruhiko Habuta, Noboru Yamada | 2004-07-13 |
| 6751184 | Information recording medium, method for producing the same, and recording/reproducing method using the same | Takashi Nishihara, Noboru Yamada | 2004-06-15 |
| 6743496 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Takashi Nishihara, Noboru Yamada | 2004-06-01 |
| 6689445 | Information recording medium and method of manufacturing the same | Noboru Yamada, Takashi Nishihara | 2004-02-10 |
| 6670014 | Information recording medium and method for producing the same, and method for recording/reproducing information thereon | Takashi Nishihara, Noboru Yamada | 2003-12-30 |
| 6607869 | Optical information recording medium and method of manufacturing the same | Keiichiro Horai, Toshiaki Kashihara, Noboru Yamada | 2003-08-19 |
| 6432502 | Optical recording medium and method of manufacturing the same | Hideki Kitaura, Noboru Yamada | 2002-08-13 |
| 6416837 | Information recording medium, a method for manufacturing the same and a method for recording/reproducing information thereon | Noboru Yamada, Hideki Kitaura | 2002-07-09 |
| 5635267 | Optical information recording medium of phase change type having variably grooved tracks depending on their radial locations | Noboru Yamada, Kenichi Nishiuchi, Shigeaki Furukawa, Nobuo Akahira, Eiji Ohno +1 more | 1997-06-03 |