Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739204 | Polymer composite material | Yoshinori Takashima, Akira Harada, Motofumi Osaki, Junsu Park | 2023-08-29 |
| 10204652 | Optical recording medium having a plurality of recording layers capable of suppressing off-track | Yo Ota, Manami Miyawaki | 2019-02-12 |
| 9911451 | Optical recording medium having a plurality of recording layers capable of suppressing off-track | Yo Ota, Manami Miyawaki | 2018-03-06 |
| 9672861 | Optical recording medium | Yo Ota, Hidehiro Kosaka | 2017-06-06 |
| 9007884 | Optical recording medium | Takeshi Miki, Jun Nakano | 2015-04-14 |
| 8976640 | Information recording medium and disc | Yuuichi Suzuki, Nobuhiko Ando, Tetsuya Inoue, Yutaka Tentaku, Hiroaki Nakagawa | 2015-03-10 |
| 8278029 | Stamper production method and read-only optical disc production method | — | 2012-10-02 |
| 4613573 | Automatic bacterial colony transfer apparatus | Katsujiro Shibayama, Fukuo Iwaya, Masumi Nukumi, Tatuhito Tuji, Michio Okuma +1 more | 1986-09-23 |
| 4464011 | Light beam scanning apparatus and the method | Yasuo Yatsugake, Fukuo Iwaya, Makoto Ito, Katsumi Takami, Kyo Suda | 1984-08-07 |