Iwaki, Japan

Makoto Namekawa

This inventor holds 8 USPTO granted patents. Top assignees: Alpine Electronics, Inc., Akai Electric Co., Ltd., Honda Giken Kogyo Kabushiki Kaisha. Active years: 1986-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Namekawa. Retrieved from https://idiyas.com/inventor/makoto-namekawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 7

Forward Citations = 200(Granted Patents)


Location History:

  • Twaki, JP (1990)
  • Iwaki, JP (1986 - 1995)

Company Filing History:


Years Active: 1986-1995

Loading Chart...
8 patents (USPTO):Explore Patents

Title: The Innovative Mind of Makoto Namekawa

Introduction

Makoto Namekawa is a prominent inventor based in Iwaki, Japan, known for his significant contributions to noise-canceling technology and automotive sound monitoring systems. With a total of eight patents to his name, Namekawa has made a lasting impact in the fields of engineering and technology.

Latest Patents

One of his latest patents is a noise-canceling method designed to simultaneously cancel multiple harmonic components of engine noise. This innovative approach involves generating reference signals corresponding to various harmonic components and executing adaptive signal processing to create a noise-canceling signal that is then input to a speaker. Additionally, he developed a method and apparatus for monitoring sound within a vehicle via telephone. This system alerts the driver of any abnormalities that may indicate potential auto theft, allowing them to listen to the sounds inside the car remotely.

Career Highlights

Throughout his career, Namekawa has worked with notable companies such as Alpine Electronics, Inc. and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the automotive sector.

Collaborations

Namekawa has collaborated with talented individuals in his field, including Kenji Imai and Tetsu Kanamori. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Makoto Namekawa's work exemplifies the spirit of innovation and dedication to improving technology in the automotive industry. His patents and collaborations reflect his commitment to advancing sound technology and enhancing vehicle security.

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]
Loading…