Yamatotakada, Japan

Yoshifumi Matsuoka

This inventor holds 3 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1977-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshifumi Matsuoka. Retrieved from https://idiyas.com/inventor/yoshifumi-matsuoka

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 68(Granted Patents)


Location History:

  • Yamatotakada, JA (1977)
  • Yamatotakada, JP (1978)
  • Kodoma, JP (1981)

Company Filing History:


Years Active: 1977-1981

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3 patents (USPTO):Explore Patents

Title: Innovations of Yoshifumi Matsuoka

Introduction

Yoshifumi Matsuoka is a notable inventor based in Yamatotakada, Japan. He has made significant contributions to the field of technology, particularly in the areas of motor drive systems and medical measurement devices. With a total of 3 patents to his name, Matsuoka's work reflects a commitment to innovation and practical solutions.

Latest Patents

One of Matsuoka's latest patents is a "Speed control circuit for phase-locked loop motor drive systems." This invention involves a phase-locked loop motor drive system that utilizes a crystal-controlled frequency source to generate reference frequency pulses. The system is designed to allow for fine adjustments in motor speed, enhancing the efficiency and performance of motor-driven applications.

Another significant patent is the "Blood pressure and pulse rate measuring apparatus." This invention addresses the challenges of simultaneously measuring pulse rate and blood pressure without complicated attachments. Matsuoka's design incorporates a pulse rate measuring circuit within a blood pressure measurement apparatus, allowing for accurate and simultaneous readings derived from microphone signals in a cuff-device.

Career Highlights

Yoshifumi Matsuoka is associated with Matsushita Electric Industrial Co., Ltd., a company known for its innovative electronic products. His work at this esteemed organization has allowed him to contribute to advancements in technology that benefit various industries.

Collaborations

Matsuoka has collaborated with notable coworkers, including Koichi Shigematsu and Takemasa Matsumura. Their combined expertise has likely fostered an environment of creativity and innovation, leading to the development of impactful technologies.

Conclusion

Yoshifumi Matsuoka's contributions to technology through his patents demonstrate his innovative spirit and dedication to improving everyday devices. His work continues to influence the fields of motor control and medical measurement, showcasing the importance of inventors in advancing technology.

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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