Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7149162 | Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings | Seiji Kobayashi | 2006-12-12 |
| 7126891 | Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings | Seiji Kobayashi | 2006-10-24 |
| 7068580 | Information recording/reproducing method, with recorded sub-data | Seiji Kobayashi | 2006-06-27 |
| 7061851 | Information recording/reproducing apparatus, with recorded sub-data | Seiji Kobayashi | 2006-06-13 |
| 7035181 | Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction | Seiji Kobayashi | 2006-04-25 |
| 7020057 | Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction | Seiji Kobayashi | 2006-03-28 |
| 6987715 | Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction | Seiji Kobayashi | 2006-01-17 |
| 6963529 | Information recording/reproducing apparatus, method, and medium, with recorded sub-data | Seiji Kobayashi | 2005-11-08 |
| 6665240 | Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk | Seiji Kobayashi | 2003-12-16 |
| 6538961 | Apparatus and method for recording an optical disc identification code | Seiji Kobayashi | 2003-03-25 |
| 6414913 | Apparatus and method for recording an optical disc identification code | Seiji Kobayashi | 2002-07-02 |
| 6331969 | For recording by modulating the width of pits in accordance with a predefined information stream | Seiji Kobayashi | 2001-12-18 |
| 6061319 | Optical disk reproducing apparatus and optical disk reproducing method | — | 2000-05-09 |