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For the Inventor, By the Inventor

Hamamatsu, Japan

Masaharu Ohno

This inventor holds 19 USPTO granted patents and 1 EPO patent. Top assignee: Yamaha Corporation. Active years: 1994-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaharu Ohno. Retrieved from https://idiyas.com/inventor/masaharu-ohno

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

USPTO Granted Patents = 19

% Patents Active = 94.7


Average Co-Inventor Count = 1.2

ph-index = 8

Forward Citations = 129(Granted Patents)


Location History:

  • Shizuoka-ken, JP (2000)
  • Shizuoka, JP (2004 - 2006)
  • Hamamatsu, JP (1994 - 2024)

Company Filing History:

goldMedal19 out of 5,501 
 
Yamaha Corporation
 patents

Years Active: 1994-2024

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19 patents (USPTO):Explore Patents
1. D1027907 - Grille for speaker (2024-05-21),
2. D890721 - Speaker (2020-07-21),
3. D882549 - Speaker (2020-04-28),
4. 10521183 - Control terminal device and audio system control method that displays a source selection screen with an area image background (2019-12-31),
5. D789326 - Speaker (2017-06-13),
6. D768109 - Speaker (2016-10-04),
7. 7488884 - Keyboard musical instrument having sloped top surface (2009-02-10),
8. D565641 - Piano (2008-04-01),
9. D545881 - Electric contrabass (2007-07-03),
10. D518505 - Automatic performance controller for piano (2006-04-04),
11. D499755 - Electronic piano (2004-12-15),
12. D499443 - Electronic piano (2004-12-08),
13. D488184 - Piano (2004-04-07),
14. D431588 - Electronic keyboard musical instrument (2000-10-03),
15. D406860 - Electronic percussion instrument (1999-03-16),

Title: Masaharu Ohno - Innovator in Audio Technology

Introduction

Masaharu Ohno is a distinguished inventor based in Hamamatsu, Japan, recognized for his significant contributions to audio technology. With a remarkable portfolio of 19 patents, he has established himself as a key figure in the industry, particularly through his work at Yamaha Corporation.

Latest Patents

Among his latest innovations, Ohno has developed a grille for speakers, aimed at enhancing acoustic performance and design aesthetics. This invention reflects his commitment to improving sound quality and user experience in audio devices.

Career Highlights

Ohno's career at Yamaha Corporation has been marked by his innovative spirit and technical expertise. His 19 patents cover a diverse range of audio technologies, showcasing his ability to combine functionality with cutting-edge design. Through his work, he has significantly influenced the development of speaker systems in the consumer electronics market.

Collaborations

Throughout his career, Ohno has collaborated with talented colleagues such as Akie Hinokio and Tomonori Ichikawa. These collaborations have allowed for the exchange of ideas and the development of groundbreaking technologies, driving advancements within Yamaha Corporation and the broader audio industry.

Conclusion

Masaharu Ohno's contributions to the field of audio technology are commendable. His 19 patents and ongoing collaboration with fellow innovators underscore his pivotal role in shaping the future of sound. As he continues to push the boundaries of what is possible in audio design, Ohno's work will undoubtedly leave a lasting impact on the industry.

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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