Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12313639 | Particle confirming method, particle trapping chip, and particle analyzing system | Hiroyuki Hosokawa, Tasuku Yotoriyama, Isamu Nakao | 2025-05-27 |
| 11135587 | Particle trapping chip, particle trapping device, and particle trapping method | Kensuke Kojima | 2021-10-05 |
| 10919035 | Microchip, analysis apparatus, and analysis method | Yoshiaki Kato, Ryousuke Minami, Toshio Watanabe | 2021-02-16 |
| 8168094 | Method for manufacturing disc and method for manufacturing stamper | — | 2012-05-01 |
| 7968017 | Stamper for optical disc, method for manufacturing optical disc, and optical disc | Jun Nakano, Yuji Akiyama | 2011-06-28 |
| 7964337 | Optical recording medium and method of producing the same | Jun Nakano | 2011-06-21 |
| 7564772 | High density optical disc having recorded characters visibly readable from a substrate side | Jun Nakano | 2009-07-21 |
| 7318232 | Optical disc and disc cartridge containing the same | Shinsuke Kishi | 2008-01-08 |
| 7167438 | Optical disc with different wobble patterns in different grooves | Jacobus Petrus Josephus Heemskerk, Cornelis Marinus Schep, Aalbert Stek, Shigeru Furumiya, Hiromichi Ishibashi +3 more | 2007-01-23 |
| 7154843 | Stamper and optical disk with specific dimensions, surface roughness, and a land and a groove provided in a non-signal recording area | Jun Nakano, Yuji Akiyama | 2006-12-26 |
| 7034319 | Electron beam irradiation apparatus, electron beam irradiation method, original disk, stamper, and recording medium | Yuichi Aki, Takao Kondo, Minoru Takeda, Masanobu Yamamoto, Toshiyuki Kashiwagi | 2006-04-25 |
| 6987725 | Optical recording medium with high density track pitch and optical disk drive for recording and playback of the same | Isao Ichimura, Kiyoshi Osato, Jun Nakano | 2006-01-17 |
| 6987723 | Optical recording medium with high density track pitch and optical disk drive for recording and playback of the same | Isao Ichimura, Kiyoshi Osato, Jun Nakano | 2006-01-17 |
| 6882616 | Optical recording medium with high density track pitch and optical disk device for recording and playback of the same | Isao Ichimura, Kiyoshi Osato, Jun Nakano | 2005-04-19 |
| 6754161 | Manufacturing method for optical recording medium and manufacturing device thereof | Yuichi Aki, Kenji Yamamoto | 2004-06-22 |
| 6440333 | Optical recording medium, and method of manufacturing same | — | 2002-08-27 |
| 6414935 | Recording medium master production method and recording medium | Masanobu Yamamoto | 2002-07-02 |
| 6300041 | Optical recording medium and manufacturing method thereof | Masayoshi Kanno, Akitoshi Suzuki | 2001-10-09 |
| 6243352 | Optical disc and optical disc device | Masayoshi Kanno, Masataka Shinoda, Masahiko Kaneko, Masato Hattori | 2001-06-05 |
| 6154439 | Optical recording medium and manufacturing method thereof | Masayoshi Kanno, Akitoshi Suzuki | 2000-11-28 |
| 6118574 | Exposure apparatus | Shingo Imanishi, Hisayuki Yamatsu, Toshiyuki Kashiwagi | 2000-09-12 |
| 6118756 | Recording medium master production method and recording medium | Masanobu Yamamoto | 2000-09-12 |
| 6016302 | Optical disc and method for producing same | Hisayuki Yamatsu, Toshiyuki Kashiwagi, Shingo Imanishi | 2000-01-18 |
| 5987002 | Magneto-optical recording medium and method and apparatus for reproducing data therefrom | Atsushi Fukumoto, Katsuhisa Aratani | 1999-11-16 |
| 5694379 | Magneto-optical recording medium and recording apparatus therefor | Katsuhisa Aratani, Atsushi Fukumoto, Tatsuya Narahara | 1997-12-02 |