Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11796657 | Control device, control method, program, and storage medium | — | 2023-10-24 |
| 7702657 | Portable information processor | Tsuyoshi Sato, Takeharu Arakawa, Masashi Tanabe, Hitoshi Ando, Tadahiro Miyoshi +3 more | 2010-04-20 |
| 7680280 | Electronic device, control method thereof, security program and others | Yoshio Sekine, Nobuo Tarui, Noritaka Nii, Ryoji Sugino, Masashi Aoyama +2 more | 2010-03-16 |
| 7516283 | Memory control device, in-car device, memory control method, and computer product for managing data in response to various power states | Nobuo Tarui, Akihiro Denda, Yuji Sakamoto, Noritaka Nii | 2009-04-07 |
| 7467305 | Method of and system for recording and reproducing information data | Hiroaki Shibasaki | 2008-12-16 |
| 7266724 | Apparatus and method for interruption of read and write operation and program storage medium for storing read and write procedure program | Akihiro Denda | 2007-09-04 |
| 7187627 | System for controlling recording and reproducing data using management information on the medium | Ryoji Sugino, Akihiro Denda | 2007-03-06 |
| 7061838 | Apparatus and method for caching and selectively reproducing information from recording media | Akihiro Denda | 2006-06-13 |
| 7006424 | Information recording/reproducing system, music recording/reproducing system, information recorded medium and music recording/reproducing method | Ryoji Sugino | 2006-02-28 |
| 6995936 | Information recording apparatus and information recording method | Akihiro Denda | 2006-02-07 |
| 6910629 | Information reproduction apparatus | Junko Nishigata, Akihiro Denda | 2005-06-28 |
| 6882493 | Data recording apparatus and data erasing apparatus capable of performing restoration when power supply malfunction occurs during recording or erasing | Akihiro Denda | 2005-04-19 |
| 6845413 | Switchover device and information recording/reproducing apparatus having the switchover device | Akihiro Denda | 2005-01-18 |
| 6747920 | Information reproduction apparatus and information reproduction | Akihiro Denda | 2004-06-08 |
| 6744701 | Information reproduction apparatus and method for erasing program data | Akihiro Denda | 2004-06-01 |
| 6690527 | Method of and system for recording and reproducing information data | Hiroaki Shibasaki | 2004-02-10 |
| 6667938 | Information recording and reproducing apparatus | Akihiro Denda | 2003-12-23 |
| 6614732 | Record and playback apparatus and recording method | Hiroaki Shibasaki | 2003-09-02 |
| 5784346 | Optical disk reproducing device provided with improved spindle motor control | Kazunori Matsuo, Kiyoshi Furukawa | 1998-07-21 |
| 5687150 | Apparatus for and method of recording information, and apparatus for recording and reproducing information | Katsuaki Yamanoi, Sei Kato | 1997-11-11 |
| 5654949 | Recording medium reproducing device | Kiyoshi Furukawa, Kazunori Matsuo, Shigetoshi Kato | 1997-08-05 |
| 5621712 | Reproducing system for an optical recording medium having improved response to a high speed scanning instruction | — | 1997-04-15 |
| 5617381 | Reproducing system for automatically reproducing optical discs | Shinichi Suzuki, Kenichi Takahashi | 1997-04-01 |
| 5515351 | Method and apparatus for executing a CD playback setup operation in a CD player particularly suited to playback of partially recorded CDs | Yoshio Aoyagi, Hiroyuki Abe, Chiaki Hirano, Kiyoshi Furukawa, Alex Bradshaw +3 more | 1996-05-07 |
| 5508988 | Method and apparatus for reproducing information from a partially recorded recording medium | Yoshio Aoyagi, Hiroyuki Abe, Chiaki Hirano, Kiyoshi Furukawa, Alex Bradshaw +3 more | 1996-04-16 |