% Expired Patents = 50.0

Forward Citations = 23

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7 inventors (with patents filed for the assignee):

Toshifumi Kunimoto (1 out of 54 patents)

Masaya Kano (1 out of 17 patents)

Masaru Aiso (1 out of 38 patents)

4. Takamitsu Aoki (1 out of 26 patents)

5. Hideyuki Masuda (1 out of 31 patents)

6. Kiyoshi Yoshida (1 out of 1 patent)

7. Kiyoshi Hagino (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 7936889 - Mixer apparatus and parameter-setting changing method for use in the mixer apparatus (2011-05-03),

2. 7359757 - Remote control method and apparatus, remote controller, and apparatus and system based on such remote control (2008-04-15),

3. 5459280 - Musical tone synthesizing apparatus (1995-10-17),

4. 5260507 - Envelope waveform generation apparatus for an electronic musical (1993-11-09),

Yamaha Corporation is a Japanese multinational corporation known for a wide range of products in the music, audio, and video industries. They are a leading manufacturer of musical instruments, audio equipment, motorized products, and more. With a history dating back to 1887, Yamaha is dedicated to creating innovative and high-quality products that enrich people's lives worldwide.

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USPTO Data Jan 1 1976 - Sep 22 2026

4 Patents

#26 in Hamamatsu

#7,568 in Japan

Hamamatsu, Japan

Yamaha Corportion