Nara, Japan

Masafumi Kawahara

This inventor holds 10 USPTO granted patents, plus 2 CIPO patents. Top assignees: Sharp Kabushiki Kaisha Corporation, Baxter International Inc.. Active years: 1986-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masafumi Kawahara. Retrieved from https://idiyas.com/inventor/masafumi-kawahara

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 = 1.7

ph-index = 7

Forward Citations = 838(Granted Patents)


Location History:

  • Nara, JP (1986 - 1995)
  • Yamatokoriyama, JP (1995)

Company Filing History:


Years Active: 1986-1995

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10 patents (USPTO):Explore Patents

Title: The Innovations of Masafumi Kawahara

Introduction

Masafumi Kawahara is a notable inventor based in Nara, Japan. He has made significant contributions to the field of medical technology, particularly in the development of fluid transfusing devices. With a total of 10 patents to his name, Kawahara's work has had a profound impact on medical practices.

Latest Patents

Kawahara's latest patents include a fluid transfusing device and a method of control therefor. This device features multiple pump driving portions and a microprocessor that controls these portions. The microprocessor executes a control program and can interrupt this program upon receiving a pump interrupt. This innovative design ensures that the pump driving portions, which are motors, do not disengage or stop due to delays in receiving pump drive pulses. Another significant patent is for an infusion apparatus capable of storing a plurality of accumulated infusion fluid volumes. This apparatus utilizes a peristaltic pump mechanism to deliver medication to patients while accurately measuring and storing the infusion fluid volume over time.

Career Highlights

Throughout his career, Kawahara has worked with prominent companies such as Sharp Corporation and Baxter International Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in medical technology.

Collaborations

Kawahara has collaborated with notable individuals in his field, including Joseph B. Matthews and Kenneth M. Lynn. These collaborations have further enhanced his work and expanded the reach of his inventions.

Conclusion

Masafumi Kawahara's contributions to medical technology through his innovative patents and collaborations have established him as a significant figure in the field. His work continues to influence the development of medical devices that improve patient care.

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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