Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371378 | Structure protection sheet, concrete block, and method for manufacturing reinforced structure | Masao Ashikaga, Toshikatsu Furunaga, Noriyuki Horiuchi, Akira Ninomiya, Yukinobu Ikeda +2 more | 2025-07-29 |
| 10726553 | Image processing apparatus, image processing system, operation method of image processing apparatus, and computer-readable recording medium | — | 2020-07-28 |
| 5481517 | Track jump control means for a disk apparatus | Kyosuke Yoshimoto, Kimiyuki Koyanagi, Osamu Ito, Akira Mashimo, Hiroyuki Onda +2 more | 1996-01-02 |
| 5475666 | Optically modulated overwritable recording device | Masaya Ito, Osamu Ito, Kouichi Yamada, Masayoshi Shimamoto, Kouichi Takeuchi +1 more | 1995-12-12 |
| 5251194 | Techniques for controlling beam position and focus in optical disk drives | Kyosuke Yoshimoto, Osamu Ito, Kimiyuki Koyanagi, Shuitsu Takeda, Kyoji Shimoda | 1993-10-05 |
| 5128916 | Optical disc with alternating servo patterns and driving apparatus therefor | Osamu Ito, Masaharu Ogawa, Kyosuke Yoshimoto, Kunimaro Tanaka, Teruo Furukawa | 1992-07-07 |
| 5117412 | Optical disc with servo pattern providing enhanced reliability of servo clock detection and apparatus for accessing the optical disc | Osamu Ito, Masaharu Ogawa, Kyosuke Yoshimoto, Kunimaro Tanaka, Teruo Furukawa | 1992-05-26 |
| 5107483 | Frequency selective optical data record/regenerate apparatus | Kunimaro Tanaka, Kyosuke Yoshimoto, Motomu Yoshimura, Mitsuo Maeda, Koichi Takeuchi +7 more | 1992-04-21 |
| 5070492 | Signal decoding apparatus and method | Masaharu Ogawa, Osamu Ito, Teruo Furukawa, Kyosuke Yoshimoto, Kunimaro Tanaka +2 more | 1991-12-03 |
| 5063546 | Optic disc with servo pattern and apparatus for accessing the optical disc | Osamu Ito, Masaharu Ogawa, Kyosuke Yoshimoto, Kunimaro Tanaka, Teruo Furukawa | 1991-11-05 |