Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9390747 | Disc device | Norikatsu Yoshida, Hitoshi Higaki, Yuji Ariyoshi, Masanori Ohnishi | 2016-07-12 |
| 9123379 | Disk | Hitoshi Higaki, Norikatsu Yoshida, Yuji Ariyoshi, Takuto Yamazaki | 2015-09-01 |
| 9058848 | Disc library device | Norikatsu Yoshida | 2015-06-16 |
| 8898683 | Disc drive unit and apparatus having the same | Hitoshi Higaki, Hiroshi Takahashi, Norikatsu Yoshida | 2014-11-25 |
| 8881184 | Disc device | Norikatsu Yoshida, Hitoshi Higaki, Yuji Ariyoshi | 2014-11-04 |
| 8863160 | Disc device having a carrier for retaining a plurality of discs in a stacked state | Yasue Chihara, Takuto Yamazaki, Hirokuni Hagita, Takahiro Sato, Masanori Ohnishi | 2014-10-14 |
| 8843946 | Disc device with carrier for retaining plurality of stacked discs | Takuto Yamazaki | 2014-09-23 |
| 8782677 | Disc device | Norikatsu Yoshida, Hitoshi Higaki, Yuji Ariyoshi | 2014-07-15 |
| 8429680 | Disk device including disk conveyance mechanism and disk installment mechanism | Takuto Yamazaki, Yukio Morioka, Norikatsu Yoshida, Yuji Ariyoshi, Shinichi Maeda +1 more | 2013-04-23 |
| 8413176 | Disk device having clamper lifters with different start of movement timing | Shinichi Maeda, Takuto Yamazaki, Yukio Morioka, Norikatsu Yoshida, Yuji Ariyoshi +1 more | 2013-04-02 |
| 8316388 | Shaft supporting structure with coil spring for pressing shaft onto bearing, and optical disc apparatus including the same | Naohisa Tanabe, Seiichi Miyamoto, Masakazu Ishizuka | 2012-11-20 |
| 7424728 | Double-sided recording/reproducing disk drive | Yuji Ariyoshi, Yosuke Noda, Norikatsu Yoshida | 2008-09-09 |