Osaka, Japan

Akihisa Kawamura

This inventor holds 70 USPTO granted patents and 7 published patent applications, plus 4 CIPO patents and 9 EPO patents, primarily in Audio Signal Processing (CPC class 381 ). Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Sony Corporation. Active years: 1984-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihisa Kawamura. Retrieved from https://idiyas.com/inventor/akihisa-kawamura

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

USPTO Granted Patents = 70 

% Patents Active = 92.9

 

 

Average Co-Inventor Count = 5.1

ph-index = 18

Forward Citations = 1,019(Granted Patents)

Forward Citations (Not Self Cited) = 1,003(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Moriguchi, JP (1984)
  • Hirakata, JP (1991 - 2011)
  • Osaka, JP (1988 - 2024)

Company Filing History:


Years Active: 1984-2025

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Areas of Expertise:
Loudspeaker Device
Audio Device
Signal Processing
Acoustic Object Extraction
Audio Signal Coding
Transmission System
Multi-Channel Processing
Error Correction Encoding
Digital Interface
Audio Reproduction
Data Transmission
Sound Image Localization
70 patents (USPTO):Explore Patents

Title: Akihisa Kawamura: Pioneering Innovations in Acoustic Technology

Introduction: Akihisa Kawamura, a renowned inventor based in Osaka, Japan, has garnered international acclaim for his tireless dedication to innovation and his unwavering commitment to pushing the boundaries of what is achievable in the world of technology.

Latest Patents: With a staggering 66 patents to his name, Kawamura continues to revolutionize the field of acoustic technology with groundbreaking inventions such as the Acoustic Object Extraction Device and the Coding Apparatus. These patents demonstrate his deep understanding of sound processing and his ability to develop cutting-edge solutions to complex audio problems.

Career Highlights: Throughout his illustrious career, Kawamura has made significant contributions to companies like Matsushita Electric Industrial Co., Ltd. (now Panasonic Corporation). His expertise in acoustic signal processing has led to the development of innovative products that have redefined the way we interact with sound technology.

Collaborations: Collaborating with esteemed colleagues such as Masaharu Matsumoto and Masahiro Sueyoshi, Kawamura has fostered a culture of innovation and collaboration, inspiring the next generation of inventors and innovators to continue pushing the boundaries of what is possible in the realm of acoustic technology.

Conclusion: Akihisa Kawamura's passion for innovation and his relentless pursuit of excellence serve as a beacon of inspiration for inventors and innovators globally. His groundbreaking inventions and dedication to pushing the limits of technology have cemented his legacy as a pioneer in the field of acoustic technology, shaping the future of sound processing for generations to come.

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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