| 8948413 |
Audio apparatus |
Ichiro Nakajima, Yoshitada Fujiwara |
2015-02-03 |
| 8335320 |
Audio apparatus |
Ichiro Nakajima, Yoshitada Fujiwara |
2012-12-18 |
| 7786954 |
Adjustable head-mount type display device |
Takayuki Mizuuchi |
2010-08-31 |
| 7574180 |
Transmitter |
Nobuo Kobayashi, Hiroyoshi Sawama, Kenji Tokushige |
2009-08-11 |
| 7065219 |
Acoustic apparatus and headphone |
Kazuhisa Kito, Hirofumi Nishimoto, Keiko Yabuki |
2006-06-20 |
| 6211748 |
FM modulator |
Yoshihiro Sugimoto, Nobuo Kobayashi, Kazuhisa Kito |
2001-04-03 |
| 5781638 |
Electro-acoustic transducer |
Akihiko Hosaka, Kazuhisa Kito |
1998-07-14 |
| 5668883 |
Headphone apparatus including an equalizer system having an open loop characteristic with a rising slope outside the cancellation band |
Takahiro Muraguchi |
1997-09-16 |
| 5402497 |
Headphone apparatus for reducing circumference noise |
Hirofumi Nishimoto, Eiji Sato, Nobuo Kobayashi |
1995-03-28 |
| 5323257 |
Microphone and microphone system |
Yukimasa Yamaguchi, Kousuke Nakanishi |
1994-06-21 |
| 5218641 |
Wireless receiver |
Nobuo Kobayashi |
1993-06-08 |
| 5159188 |
Optical reception apparatus using prism having caldera-shaped concave portion |
Yukimasa Yamaguchi, Nobuo Kobayashi |
1992-10-27 |