AS

Akihiko Suyama

Yamaha: 44 patents #13 of 2,001Top 1%
YA Yahama: 1 patents #2 of 17Top 15%
📍 Hamamatsu, CA: #4 of 15 inventorsTop 30%
Overall (All Time): #64,335 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDate
12273130 Wireless communication device, wireless communication system, and wireless communication method 2025-04-08
12177650 Audio signal output method, audio signal output device, and audio system 2024-12-24
12106429 Image display system and display control method for controlling a virtual lighting device in a virtual space 2024-10-01
11609783 Signal processor and signal processing method Ryotaro Aoki, Tatsuya Fukuyama 2023-03-21
11580487 Controller and terminal device control method Kazuya Mushikabe, Keisuke Tsukada, Shinichiro Kato 2023-02-14
11574631 Device control system, device control method, and terminal device Kazuya Mushikabe, Keisuke Tsukada 2023-02-07
11308968 Audio signal output device, audio system, and audio signal output method Ryotaro Aoki 2022-04-19
11289114 Content reproducer, sound collector, content reproduction system, and method of controlling content reproducer 2022-03-29
11184215 Control device, control target device, and processing method for display data Kazuya Mushikabe, Keisuke Tsukada, Katsuaki Tanaka 2021-11-23
11182199 Signal processor and signal processing method Ryotaro Aoki, Tatsuya Fukuyama 2021-11-23
11172295 Information processing device, information processing system, and information processing method Tomoko Ninomiya, Kazuya Mushikabe 2021-11-09
11140506 Sound signal processor and sound signal processing method Ryotaro Aoki, Tatsuya Fukuyama 2021-10-05
11115400 Device control method, control terminal device and device control system Kazuya Mushikabe, Keisuke Tsukada 2021-09-07
11115853 Wireless network system and wireless communication method Tadashi Sugiyama 2021-09-07
11089422 Sound signal processor and sound signal processing method Ryotaro Aoki, Tatsuya Fukuyama 2021-08-10
11050579 Distribution destination specifying device and distribution destination specifying method Katsuaki Tanaka, Takeyoshi Aihara, Fukutaro Okuyama, Kazuya Mushikabe, Keisuke Tsukada 2021-06-29
11050582 Control terminal and method of controlling device Kazuya Mushikabe, Keisuke Tsukada 2021-06-29
10938595 Device control system, device control method, and non-transitory computer readable storage medium 2021-03-02
10917465 Synchronization setting device and distribution system Yuki SUEMITSU, Katsuaki Tanaka, Takeyoshi Aihara, Fukutaro Okuyama 2021-02-09
10917381 Device control system, device, and computer-readable non-transitory storage medium 2021-02-09
10817249 Audio system control method, control terminal device, and information storage medium Katsuaki Tanaka, Tomoyoshi Akutagawa, Hiroyuki Ichi, Yuki SUEMITSU, Kazuya Mushikabe +1 more 2020-10-27
10802789 Information processing device, reproducing device, and information processing method 2020-10-13
10666838 Control method of operation apparatus configured to control a plurality of content reproduction apparatus to set a preset synchronous state, control method of command processing apparatus, and control method of content reproduction system Keisuke Tsukada 2020-05-26
10656815 Parameter control device, non-transitory storage medium storing a parameter control program, and parameter control method, that update a parameter of a controlled device according to a parameter adjusted by both a cooperative operated portion and a specific operation portion each associated with the controlled device Kazuya Mushikabe, Keisuke Tsukada 2020-05-19
10659879 Communication system, communication device, and communication device management method Masakazu Shirai, Yuki SUEMITSU, Tomoyoshi Akutagawa 2020-05-19