Issued Patents 2017
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9848162 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Kazuhiko Nakane, Yoshihisa Yamada | 2017-12-19 |
| 9748850 | Switching power-supply with switching frequency correction | Akira Hayakawa | 2017-08-29 |
| 9627008 | Recording medium, reproducing apparatus, and reproducing method | Tomoaki Ryu, Kazuhiko Nakane | 2017-04-18 |
| 9614448 | Switching power-supply device | Akira Hayakawa, Yoichi Terasawa | 2017-04-04 |
| 9564813 | Switching power-supply device | Akira Hayakawa | 2017-02-07 |
| 9559600 | Switched-mode power supply device | Akira Hayakawa, Tatsuhiko Koga | 2017-01-31 |