| D319236 |
Combined tape player and tuner |
Masafumi Ito, Shigeru Hasegawa, Hiroyuki Watanabe, Keiji Tsunoda, Manami Fujino +1 more |
1991-08-20 |
| D319237 |
Tape recorder |
Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima, Haruki Takita, Hiroyuki Watanabe |
1991-08-20 |
| D318665 |
Combined tape player and tuner |
Masafumi Ito, Shigeru Hasegawa, Hiroyuki Watanabe, Keiji Tsunoda, Manami Fujino +1 more |
1991-07-30 |
| D318664 |
Digital audio disc player |
Masafumi Ito, Shigeru Hasegawa |
1991-07-30 |
| D317918 |
Musical instrument digital interface controller |
Masafumi Ito, Shigeru Hasegawa, Koji Suzuki |
1991-07-02 |
| D316860 |
Tape recorder |
Masafumi Ito, Shigeru Hasegawa, Yuji Sato, Yukio Iikura |
1991-05-14 |
| D315905 |
Digital audio disc player |
Masafumi Ito, Shigeru Hasegawa, Haruki Takita |
1991-04-02 |
| D315723 |
Digital-analog converter |
Masafumi Ito, Shigeru Hasegawa, Haruki Takita |
1991-03-26 |
| D314562 |
Streaming cassette tape drive |
Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima |
1991-02-12 |
| D314197 |
Digital audio disc player |
Masafumi Ito, Shigeru Hasegawa, Haruki Takita |
1991-01-29 |
| D314198 |
Digital audio disc player |
Masafumi Ito, Shigeru Hasegawa, Yuji Sato |
1991-01-29 |
| D313997 |
Remote controller for audio machines |
Masafumi Ito, Shigeru Hasegawa, Haruki Takita |
1991-01-22 |
| D312825 |
Tape recorder |
Masafumi Ito, Shigeru Hasegawa, Yuji Sato |
1990-12-11 |
| D309735 |
Tape recorder |
Masafumi Ito, Shigeru Hasegawa, Haruki Takita |
1990-08-07 |
| D304941 |
Compact disc player |
Masafumi Ito, Sigeru Hasegawa, Haruki Takita |
1989-12-05 |
| D304829 |
Combined compact disc player and tape recorder |
Masafumi Ito, Sigeru Hasegawa, Haruki Takita |
1989-11-28 |
| D297932 |
Video tape recorder |
Masafumi Ito, Sigeru Hasegawa, Haruki Takita |
1988-10-04 |