Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6396781 | Audio information recording medium and audio information reproducing apparatus | Hidehiro Ishii, Takao Sawabe, Shozo Ema, Kaoru Yamamoto, Tokihiro Takahashi | 2002-05-28 |
| 6343055 | Apparatus for and method of reproducing music together with information representing beat of music | Shozo Ema, Hidehiro Ishii, Takao Sawabe, Kaoru Yamamoto, Hirokazu Inotani +2 more | 2002-01-29 |