YI

Yoshimasa Isozaki

Yamaha: 26 patents #45 of 2,001Top 3%
NS Nippon Gakki Seizo: 2 patents #116 of 332Top 35%
YA Yahama: 1 patents #2 of 17Top 15%
Overall (All Time): #128,181 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12327540 Reproduction control method, reproduction control system, and reproduction control apparatus Akira MAEZAWA, Shinya Koseki 2025-06-10
12322300 Information processing system and computer system implemented method of processing information Kenichi Tanaka, Haruki OHKAWA 2025-06-03
11609736 Audio processing system, audio processing method and recording medium Akira MAEZAWA 2023-03-21
11588888 Method of controlling communication and communication control device in which a method for transmitting data is switched 2023-02-21
11430417 Data generation device and non-transitory computer-readable storage medium Tetsuo Ota, Yasuhiko Oba, Tomoya Sasaki 2022-08-30
8331580 Engine speed calculation device and engine sound generation device 2012-12-11
RE41757 Sound source system based on computer software and method of generating acoustic waveform data Hideyuki Masuda, Hideo Suzuki, Masahiro Shimizu, Masashi Hirano 2010-09-28
7633004 Onboard music reproduction apparatus and music information distribution system Kiyoshi Yamaki, Daisuke Morishita 2009-12-15
7528316 Musical sound generating vehicular apparatus, musical sound generating method and program 2009-05-05
7509488 Server apparatus, communication terminal apparatus, delivery system and delivery program 2009-03-24
7189911 Electronic musical apparatus having interface for connecting to communication network 2007-03-13
7122731 Musical information processing terminal, control method therefor, and program for implementing the method 2006-10-17
6872877 Musical tone-generating method Hideo Suzuki, Masao Sakama 2005-03-29
6646644 Tone and picture generator device Hideo Suzuki, Satoshi Sekine, Tsuyoshi Miyaki 2003-11-11
6534701 Memory card with music performance function 2003-03-18
6452082 Musical tone-generating method Hideo Suzuki, Masao Sakama 2002-09-17
6310279 Device and method for generating a picture and/or tone on the basis of detection of a physical event from performance information Hideo Suzuki, Satoshi Sekine 2001-10-30
6245982 Performance image information creating and reproducing apparatus and method Hideo Suzuki, Tsuyoshi Miyaki, Satoshi Sekine 2001-06-12
6225545 Musical image display apparatus and method storage medium therefor Hideo Suzuki 2001-05-01
5981860 Sound source system based on computer software and method of generating acoustic waveform data Hideyuki Masuda, Hideo Suzuki, Masahiro Shimizu, Masashi Hirano 1999-11-09
5955691 Software sound source Hideo Suzuki, Motoichi Tamura, Hideyuki Masuda, Masahiro Shimizu 1999-09-21
5850050 Method and apparatus for generating musical tones, method and apparatus for processing music data, method and apparatus reproducing processed music data and storage media for practicing same Motoichi Tamura, Hideo Suzuki, Masahiro Shimizu, Hideyuki Masuda 1998-12-15
5739450 Keyboard musical instrument equipped with dummy key/hammer event supplementing system Yuji Fujiwara, Taro Kawabata, Yasuhiko Oba 1998-04-14
5652399 Automatic player piano and estimator for acceleration of depressed key incorporated in the automatic player piano Yuji Fujiwara, Taro Kawabata, Yasuhiko Oba, Shigeru Muramatsu, Jun Ishii 1997-07-29
5357047 Method and device for converting source piano playing data for automatic playing piano Shinya Koseki 1994-10-18