Issued Patents All Time
Showing 1–25 of 154 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12261294 | Lithium secondary battery | — | 2025-03-25 |
| 12183874 | Lithium secondary battery | Yukinobu Yura, Shigeki Okada | 2024-12-31 |
| 11005093 | Positive electrode active material for non-aqueous electrolyte secondary battery comprising a complex oxide | — | 2021-05-11 |
| 10749165 | Positive electrode active material for non-aqueous electrolyte secondary battery and method of producing the same | — | 2020-08-18 |
| 7646563 | Recording disk cartridge having a plurality of flexible recording disk media | — | 2010-01-12 |
| 7487522 | Apparatus for opening and closing a head opening, and disk cartridge using the same | — | 2009-02-03 |
| 7457081 | Recording disk cartridge (having a cartridge case) for storing a plurality of flexible recording media integrally and rotatably | — | 2008-11-25 |
| 7440232 | Multi-disk cartridge and disks with interlocking spacers for stacking | — | 2008-10-21 |
| 7359309 | Optical disk, thin plastic sheet, and method for affixing display sheet to disk substrate | — | 2008-04-15 |
| 7343611 | Disc cartridge having disc taking-out history detecting portion | — | 2008-03-11 |
| 7342747 | Recording disk cartridge | — | 2008-03-11 |
| 7286323 | Disk cartridge including multiple flexible disks, plural partitioning plates, and a shutter | — | 2007-10-23 |
| 7086074 | Disk cartridge | — | 2006-08-01 |
| 7032233 | Cartridge housing a recording medium and drive device for recording medium | Kazuo Hiraguchi | 2006-04-18 |
| 6985331 | Magnetic disk cartridge with housing composed of circular ARC and straight lines normal to each other | Go Shirouzu | 2006-01-10 |
| 6980397 | Disk cartridge having a housing with an aperture for holding a vibration damping member | — | 2005-12-27 |
| 6922312 | Disk cartridge having upper shell fitted inside lower shell to enclose lower shutter with upper shutter outside upper shell | — | 2005-07-26 |
| 6921567 | Disk recording medium | Shinichi Kato, Yasushi Endo | 2005-07-26 |
| 6917494 | Disk cartridge | — | 2005-07-12 |
| 6912725 | Disc cartridge | — | 2005-06-28 |
| 6894872 | Disk cartridge having shutter operation portions which do not obstruct access to a medium whether shutter members are at a closed position or an open position | — | 2005-05-17 |
| 6880167 | Disk cartridge for engaging with a sensor member of a drive device | Kazuo Hiraguchi | 2005-04-12 |
| 6826145 | Disk cartridge and drive device having a cleaning liner | Kazuo Hiraguchi | 2004-11-30 |
| 6826773 | Disc cartridge | Kazuo Hiraguchi | 2004-11-30 |
| 6820275 | Disc cartridge with transparent windows | Kazuo Hiraguchi | 2004-11-16 |