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Hamamatsu, Japan

Kawai Musical Instruments Mfg. Co., Ltd.

USPTO Granted Patents = 21

Forward Citations = 144

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16 inventors (with patents filed for the assignee):

Ralph Deutsch (9 out of 119 patents)

Leslie J Deutsch (4 out of 30 patents)

Yasushi Sato (2 out of 14 patents)

4. Yoshifumi Kira (2 out of 8 patents)

5. Yutaka Washiyama (2 out of 22 patents)

6. Seiji Okamoto (1 out of 11 patents)

7. Kenji Kamada (1 out of 8 patents)

8. Koji Yoshida (1 out of 5 patents)

9. Takuya Sato (1 out of 7 patents)

10. Katsuhiko Torii (1 out of 40 patents)

11. Koji Kuwano (1 out of 3 patents)

12. Akihiro Hujita (1 out of 1 patent)

13. Kenji Kamata (1 out of 1 patent)

14. Mineo Kitamura (1 out of 14 patents)

15. Isao Suzuki (1 out of 1 patent)

21 patents: Sort by Forward Citations

1. 11042380 - Apparatus, method and computer program for processing instruction (2021-06-22),

2. 10026386 - Apparatus, method and computer program for memorizing timbres (2018-07-17),

3. 8373055 - Apparatus, method and computer program for switching musical tone output (2013-02-12),

4. 7790977 - Component tone synthetic apparatus and method a computer program for synthesizing component tone (2010-09-07),

5. 7678988 - Musical tone apparatus (2010-03-16),

6. D610189 - Electronic piano (2010-02-16),

7. 7459615 - Musical tone apparatus and method for manufacturing or altering musical tone apparatus (2008-12-02),

8. 6762357 - Resonance apparatus, resonance method and computer program for resonance processing (2004-07-13),

9. 6683959 - Stereophonic device and stereophonic method (2004-01-27),

10. 6180866 - Reverberating/resonating apparatus and method (2001-01-30),

11. 5061926 - AD converter using successive comparison (1991-10-29),

12. 4957030 - Electronic musical instrument having a vibrato effecting capability (1990-09-18),

13. 4823667 - Guitar controlled electronic musical instrument (1989-04-25),

14. 4722259 - Keyswitch actuation detector for an electronic musical instrument (1988-02-02),

15. 4702142 - Fundamental frequency variation for a musical tone generator using (1987-10-27),

Kawai Musical Instruments Mfg. Co., Ltd. is a leading manufacturer of musical instruments including pianos, digital pianos, and electronic musical instruments. Founded in 1927 in Japan, Kawai is known for its high-quality craftsmanship, innovation, and cutting-edge technology. With a global presence, Kawai is committed to providing musicians with exceptional instruments that inspire creativity and musical expression.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

21 Patents

#7 in Hamamatsu

#2,798 in Japan

#29,031 in the World

Hamamatsu, Japan

Kawai Musical Instruments Mfg. Co., Ltd.

Forward Citations = 144

16 inventors:

Ralph Deutsch (9 out of 119 patents)

Leslie J Deutsch (4 out of 30 patents)

Yasushi Sato (2 out of 14 patents)

4. Yoshifumi Kira (2 out of 8 patents)

5. Yutaka Washiyama (2 out of 22 patents)

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