Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43454 | Disc cartridge including an inner shell formed by severing a molded portion and a flanged thin-walled section | Yuji Iwaki, Shuichi Kikuchi, Teiko Hoshi, Naoki Inoue, Manabu Obata | 2012-06-05 |
| 7284254 | Disk cartridge and disk recording medium device having shutter members | Manabu Obata, Yuji Iwaki, Mitsunori Matsumura | 2007-10-16 |
| 7231646 | Disk-drive device | Naoki Inoue, Hiroaki Mizuma, Takuji Nakamura | 2007-06-12 |
| 7127732 | Disc cartridge including an inner shell formed by severing a molded portion and a flanged thin-walled section | Yuji Iwaki, Shuichi Kikuchi, Teiko Hoshi, Naoki Inoue, Manabu Obata | 2006-10-24 |
| 7103898 | Method for producing inner shell for a disc cartridge | Yuji Iwaki, Shuichi Kikuchi, Teiko Hoshi, Naoki Inoue, Manabu Obata | 2006-09-05 |
| 7103900 | Disc cartridge with crank-shaped dust intrusion prohibiting unit | Yuji Iwaki, Shuichi Kikuchi, Teiko Hoshi, Naoki Inoue, Manabu Obata | 2006-09-05 |
| 7057854 | Disk cartridge having a dust-proof shutter | Manabu Obata, Yuji Iwaki, Naoki Inoue | 2006-06-06 |
| 7017170 | Disk cartridge with inner shell supported for rotation in guide groove formed in an upper shell | Yuji Iwaki, Shuichi Kikuchi, Teiko Hoshi, Naoki Inoue, Manabu Obata | 2006-03-21 |
| 6944875 | Disc cartridge with shutter overlapping gap having labyrinth shaped portion spaced to have a recessed dust deposition portion | Manabu Obata, Yuji Iwaki | 2005-09-13 |
| 6285820 | Video tape recorder | Takashi Sasaya, Fumiaki Henmi, Takao Abe | 2001-09-04 |