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For the Inventor, By the Inventor

Hamamatsu, Japan

Tomonori Ichikawa

This inventor holds 7 USPTO granted patents. Top assignee: Yamaha Corporation. Active years: 2005-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomonori Ichikawa. Retrieved from https://idiyas.com/inventor/tomonori-ichikawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 7

% Patents Active = 28.6

Average Co-Inventor Count = 1.4

ph-index = 3

Forward Citations = 15(Granted Patents)


Location History:

  • Shizuoka, JP (2005)
  • Shizuoka-ken, JP (2006 - 2008)
  • Hamamatsu, JP (2005 - 2009)

Company Filing History:

goldMedal7 out of 5,501 
 
Yamaha Corporation
 patents

Years Active: 2005-2009

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7 patents (USPTO):Explore Patents
1. 7488884 - Keyboard musical instrument having sloped top surface (2009-02-10),
2. 7323628 - Keyboard musical instrument having top board coupled with another board through mortise and tenon joint (2008-01-29),
3. 7309823 - String-bounding preventing structure for piano (2007-12-18),
4. 7009095 - Keyboard musical instrument with laterally adjustable built-in music rack and music rack used therein (2006-03-07),
5. D507013 - Legs for a piano (2005-07-05),
6. D507012 - Legs for a piano (2005-07-05),
7. 6864412 - Stepless music rack and musical instrument equipped with the same (2005-03-08),

Title: Innovations of Tomonori Ichikawa

Introduction

Tomonori Ichikawa is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of musical instruments, particularly in the design and functionality of electronic keyboards. With a total of 7 patents to his name, Ichikawa's work reflects a commitment to enhancing the user experience for musicians.

Latest Patents

Ichikawa's latest patents include innovative designs for keyboard musical instruments. One of his notable inventions is a keyboard musical instrument having a sloped top surface. This design allows musicians to place a computer keyboard on the sloped surface, enabling them to compose music comfortably without adopting unnatural postures. Another significant patent is for a keyboard musical instrument featuring a top board coupled with another board through a mortise and tenon joint. This design simplifies the assembly process, making it quicker and more efficient for manufacturers.

Career Highlights

Ichikawa is currently employed at Yamaha Corporation, a leading company in the musical instrument industry. His work at Yamaha has allowed him to collaborate with other talented individuals in the field, contributing to the development of innovative musical products.

Collaborations

Some of his coworkers include Satoshi Inoue and Masaharu Ohno, who share a passion for advancing musical technology. Their collaborative efforts have led to the creation of groundbreaking instruments that enhance the musical experience for users.

Conclusion

Tomonori Ichikawa's contributions to the field of musical instruments through his innovative patents demonstrate his dedication to improving the functionality and usability of electronic keyboards. His work continues to influence the industry and inspire future innovations.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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