YA

Yasuhiko Asahi

Yamaha: 16 patents #126 of 2,001Top 7%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
NS Nippon Gakki Seizo: 1 patents #163 of 332Top 50%
Overall (All Time): #273,628 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10805710 Acoustic device and acoustic processing method Naoki Yasuraoka, Yukio Tada, Jun Inoue, Jun Usui, Mitsuki Arita +3 more 2020-10-13
10614727 Musical instrument practice system, playing practice implementation device, content reproduction system, and content reproduction device Yuji Takahashi, Kenichi Shiba, Jun Usui, Kouki Hayafuchi, Kenichi Yamauchi 2020-04-07
7536257 Performance apparatus and performance apparatus control program Yu Nishibori, Toshio Iwai 2009-05-19
7428534 Information retrieval system and information retrieval method using network Shinichi Ito, Taiki Kamiya, Taro Tokuhiro, Seiichi Yamaguchi, Hisanori Murakami 2008-09-23
7053288 Moving apparatus and moving apparatus system Toshio Iwai, Nobuo Hara, Masanori Negoro 2006-05-30
7053289 Moving apparatus and moving apparatus system Toshio Iwai, Nobuo Hara, Masanori Negoro 2006-05-30
6894211 Keyboard apparatus 2005-05-17
6815599 Musical instrument 2004-11-09
6541688 Electronic musical instrument with performance assistance function 2003-04-01
6376760 Parameter setting technique for use in music performance apparatus Akira Tozuka 2002-04-23
6204441 Method and apparatus for effectively displaying musical information with visual display Akira Tozuka 2001-03-20
5610355 Electrical musical instrument using a time interval determined by a linear scraper operator to adjust musical parameters Masahiko Hasebe, Yasushi Kurakake, Junichi Mishima, Satoshi Uehara 1997-03-11
5453571 Electronic musical instrument having key after-sensors and stroke sensors to determine differences between key depressions Takeshi Adachi, Satoshi Suzuki, Jun Mishima 1995-09-26
5196640 Control mechanism for electronic musical instrument Satoshi Suzuki, Minoru Kitamura, Toshiyuki Suzuki 1993-03-23
5056400 Musical instrument with electro-acoustic transducer for generating musical tone Masatada Wachi 1991-10-15
4961363 Control unit for electronic musical instrument Kotaro Mizuno 1990-10-09
4615252 Touch control apparatus for electronic keyboard instrument Takao Yamauchi 1986-10-07