Issued Patents All Time
Showing 1–25 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12354831 | Pattern inspection apparatus and pattern inspection method | Masataka Shiratsuchi, Tadayuki Sugimori | 2025-07-08 |
| 12288666 | Multiple electron beam image acquisition method, multiple electron beam image acquisition apparatus, and multiple electron beam inspection apparatus | Koichi Ishii | 2025-04-29 |
| 11961703 | Multiple electron-beam image acquisition apparatus and multiple electron-beam image acquisition method using beam arrangement with omitted corners in a scan direction | — | 2024-04-16 |
| 10846846 | Pattern inspection apparatus and pattern inspection method | Masataka Shiratsuchi, Riki Ogawa, Hideaki Hashimoto, Kazuhiro Nakashima, Ryoichi Hirano +1 more | 2020-11-24 |
| 10727026 | Charged particle beam inspection method | Riki Ogawa | 2020-07-28 |
| 10041892 | Charged particle beam inspection apparatus and charged particle beam inspection method | Masataka Shiratsuchi, Riki Ogawa | 2018-08-07 |
| 8077586 | Optical recording head device, optical recording apparatus, and recording method | Kazuo Watabe, Takashi Usui, Keiichiro Yusu, Kazuto Kuroda, Nobuaki Kaji +1 more | 2011-12-13 |
| 7949071 | Signal processing system and information storage medium | Yuji Nagai, Kazuo Watabe, Akihito Ogawa, Kazuto Kuroda, Nobuhisa Yoshida +7 more | 2011-05-24 |
| 7817528 | Optical disk medium and optical disk apparatus | Yutaka Yamanaka, Kinji Kayanuma, Hiroharu Satoh, Hideaki Ohsawa | 2010-10-19 |
| 7743307 | Defect information managing method, information recording and/or reproducing apparatus, and information reproducing apparatus | Minoru Akiyama, Hideki Takahashi, Akihito Ogawa | 2010-06-22 |
| 7492696 | Optical disk medium and optical disk apparatus | Yutaka Yamanaka, Kinji Kayanuma, Hiroharu Satoh, Hideaki Ohsawa | 2009-02-17 |
| 7453780 | Information recording medium, information recording/reproducing apparatus and information management method | Akihito Ogawa, Hiroharu Satoh | 2008-11-18 |
| 7440389 | Sync frame structure, information storage medium, information recording method, information reproduction method, information reproduction apparatus | Hideo Ando | 2008-10-21 |
| 7411889 | Optical disc with wobbled tracks and apparatus using this optical disc | Yuji Nagai, Akihito Ogawa, Kazuto Kuroda | 2008-08-12 |
| 7408871 | Optical disc with wobbled tracks and apparatus using this optical disc | Yuji Nagai, Akihito Ogawa, Kazuto Kuroda | 2008-08-05 |
| 7406635 | Information recording medium on which sector data generated from ECC block is recorded, information recording apparatus for recording sector data, and information reproduction apparatus for reproducing sector data | Hideo Ando, Koichi Hirayama | 2008-07-29 |
| 7404111 | Information recording medium on which sector data generated from ECC block is recorded, information recording apparatus for recording sector data, and information reproduction apparatus for reproducing sector data | Hideo Ando, Koichi Hirayama | 2008-07-22 |
| 7400569 | Optical disc with wobbled tracks and apparatus using this optical disc | Yuji Nagai, Akihito Ogawa, Kazuto Kuroda | 2008-07-15 |
| 7401268 | Information recording medium on which sector data generated from ECC block is recorded, information recording apparatus for recording sector data, and information reproduction apparatus for reproducing sector data | Hideo Ando, Koichi Hirayama | 2008-07-15 |
| 7394740 | Reproduction signal evaluation method | Yutaka Kashihara, Yutaka Okamoto, Hideo Ando, Koichi Hirayama | 2008-07-01 |
| 7385910 | Sync frame structure, information storage medium, information recording method, information reproduction method, information reproduction apparatus | Hideo Ando | 2008-06-10 |
| 7366076 | Optical disk, optical disk recording method and optical disk apparatus | Yutaka Okamoto, Hideo Ando, Yutaka Kashihara | 2008-04-29 |
| 7359296 | Sync frame structure, information storage medium, information recording method, information reproduction method, information reproduction apparatus | Hideo Ando | 2008-04-15 |
| 7355957 | Optical disc medium having a system information recording area of low recording density | Yutaka Yamanaka, Toshiaki Iwanaga, Tatsunori Ide, Yutaka Kashihara, Akihito Ogawa +1 more | 2008-04-08 |
| 7342863 | Optical disk, optical disk recording method and optical disk apparatus | Yutaka Okamoto, Hideo Ando, Yutaka Kashihara | 2008-03-11 |