Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673359 | Recording disk and recorded information reproducing apparatus | Minemasa Ohta | 1997-09-30 |
| 5666460 | Compressed picture information recording apparatus performing in real time | Minemasa Ohta | 1997-09-09 |
| 5648948 | Apparatus for recording and reproducing a frequency bandwidth coded digital audio signal | Yoshihisa Nagai, Satoru Nomura | 1997-07-15 |
| 5631888 | Master disc recording apparatus and method for recording data on different types of master discs | Minemasa Ohta | 1997-05-20 |
| 5594902 | Custom service control system | Takashi Nishigaya, Akira Hakata, Toshihiro Ide, Masahiro Hirayama | 1997-01-14 |