Tokyo, Japan

Yuji Kajiwara

This inventor holds 8 USPTO granted patents. Top assignees: Nippon Electric Co., Ltd., Nec Corporation. Active years: 1977-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Kajiwara. Retrieved from https://idiyas.com/inventor/yuji-kajiwara

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 = 2.3

ph-index = 7

Forward Citations = 216(Granted Patents)


Location History:

  • Tokyo, JA (1977)
  • Tokyo, JP (1980 - 1999)

Company Filing History:


Years Active: 1977-1999

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8 patents (USPTO):Explore Patents

Title: Innovations by Yuji Kajiwara

Introduction

Yuji Kajiwara is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of medical technology, particularly in the area of fluid sampling from living organisms. With a total of 8 patents to his name, Kajiwara's work has paved the way for more efficient and less invasive medical procedures.

Latest Patents

Kajiwara's latest patents include a method and apparatus for sampling suction effusion fluid. This innovative method provides a convenient and highly efficient way to sample fluids without leaving marks on the skin. The process involves preparing a suction cell with a cup-shaped hollow body that is applied to the skin. The inner space of the body is evacuated through a suction port, allowing for the collection of effusion fluid. Another notable patent is the effusion fluid sucking device, which enhances the collection of fluid from the skin by preventing the mixing of successive samples, ensuring accurate measurements.

Career Highlights

Throughout his career, Kajiwara has worked with notable companies such as Nippon Electric Co., Ltd. and NEC Corporation. His experience in these organizations has contributed to his expertise in developing innovative medical devices and technologies.

Collaborations

Kajiwara has collaborated with esteemed colleagues, including Toshio Ohkubo and Hidehiko Katoh. These partnerships have further enriched his work and led to advancements in the field of medical technology.

Conclusion

Yuji Kajiwara's contributions to medical technology through his innovative patents demonstrate his commitment to improving healthcare practices. His work continues to influence the way medical professionals approach fluid sampling, making procedures safer and more efficient.

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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