| 7751914 |
Signal processing apparatus |
Hiroyuki Hashimoto, Isao Kakuhari |
2010-07-06 |
| 7680286 |
Sound field measurement device |
Hiroyuki Hashimoto, Koichi Hashimoto, Kazue Satoh |
2010-03-16 |
| 7664272 |
Sound image control device and design tool therefor |
Kazutaka Abe, Isao Kakuhari, Yasuhito Watanabe, Gempo Ito |
2010-02-16 |
| 7386139 |
Sound image control system |
Hiroyuki Hashimoto, Isao Kakuhari, Takahisa Hachuda |
2008-06-10 |
| 7254240 |
Active noise control system |
Toshio Inoue, Hisashi Sano, Akira Takahashi, Hiroyuki Hashimoto, Isao Kakuhari |
2007-08-07 |
| 7191022 |
Public addressing system |
Isao Kakuhari, Hiroyuki Hashimoto |
2007-03-13 |
| 7158644 |
Active noise control system |
Isao Kakuhari, Hiroyuki Hashimoto |
2007-01-02 |
| 7139402 |
Sound reproduction device |
Kazutaka Abe |
2006-11-21 |
| 7062049 |
Active noise control system |
Toshio Inoue, Hisashi Sano, Akira Takahashi, Hiroyuki Hashimoto, Isao Kakuhari |
2006-06-13 |
| 7054400 |
Digital AV signal processing apparatus |
Hiroyuki Hashimoto, Hiroyuki Kotani |
2006-05-30 |
| 6990207 |
Active noise control system |
Yoshio Nakamura, Toshihiko Ohashi, Hiroyuki Hashimoto, Isao Kakuhari, Hisashi Sano +3 more |
2006-01-24 |
| 6961632 |
Signal processing apparatus |
Hiroyuki Hashimoto, Isao Kakuhari |
2005-11-01 |
| 6944309 |
Headphone system |
Hiroyuki Hashimoto, Isao Kakuhari, Hiroshi Hamanaka |
2005-09-13 |
| 6891954 |
Vehicle-mounted noise control apparatus |
Akira Takahashi, Toshio Inoue, Tsuyoshi Yamashita, Hisashi Sano, Hiroyuki Hashimoto +2 more |
2005-05-10 |
| 6731759 |
Audio signal reproduction device |
Hiroyuki Hashimoto, Isao Kakuhari |
2004-05-04 |
| 6488378 |
Imaging apparatus |
Toshiaki Tabuchi, Hideki Ishinaga, Takamasa Yoshikawa, Toshiyuki Ueda, Isao Kakuhari |
2002-12-03 |
| 6418228 |
Noise control system |
Hiroyuki Hashimoto, Isao Kakuhari |
2002-07-09 |
| 6041126 |
Noise cancellation system |
Hiroyuki Hashimoto |
2000-03-21 |
| 5416846 |
Noise control system and method |
Tadashi Tamura, Hiroyuki Hashimoto, Yasutoshi Nakama |
1995-05-16 |
| 5388160 |
Noise suppressor |
Hiroyuki Hashimoto, Yasutoshi Nakama, Hironari Ogata, Chie Yano |
1995-02-07 |
| 5377276 |
Noise controller |
Yasutoshi Nakama, Hiroyuki Hashimoto, Tadashi Tamura |
1994-12-27 |
| 4924962 |
Sound reproducing apparatus for use in vehicle |
Shuji Saiki, Kousaku Murata, Katsuaki Satoh, Yoichi Kumura, Yasutoshi Nakama +2 more |
1990-05-15 |
| 4790014 |
Low-pitched sound creator |
Koji Watanabe, Katsuhiko Hayashi, Nobuaki Minakuchi, Masayuki Misaki, Yasutoshi Nakama +1 more |
1988-12-06 |
