Tokyo, Japan

Hirotsugu Kubo

This inventor holds 16 USPTO granted patents and 2 published patent applications and 10 EPO patents, primarily in Cell Culture Technology. Top assignees: Nihon Kohden Corporation, Tokyo Women's Medical University, Osaka University. Active years: 2016-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotsugu Kubo. Retrieved from https://idiyas.com/inventor/hirotsugu-kubo

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

Calculating rank
USPTO Granted Patents = 16 

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Tokyo, JP (2016 - 2019)
  • Tokorozawa, JP (2021 - 2024)

Company Filing History:


Years Active: 2016-2026

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Areas of Expertise:
Cell Culture
Sterile Sampling
Tissue Measurement
Contractile Ability
Layered Cell Sheet
Aseptic Sampling
Cell Analyzing
Liquid Level Measurement
pH Measurement
Cell Evaluation
Cultivation Monitoring
Tension Measurement
16 patents (USPTO):Explore Patents

Title: Innovations of Hirotsugu Kubo

Introduction

Hirotsugu Kubo is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of medical technology, holding a total of 16 patents. His work focuses on developing innovative solutions that enhance medical procedures and improve patient outcomes.

Latest Patents

Among his latest inventions is a sterile sampling apparatus. This apparatus includes a first to seventh flow paths, a sampling section, a first and second pump, and a first to sixth opening/closing mechanism. The sampling section is strategically placed in the seventh flow path, with the first pump located in the sixth flow path and the second pump in the seventh flow path. The design ensures that the rate of the second pump is higher than that of the first pump, optimizing the sampling process. Another notable patent is a method for producing a layered cell sheet. This method allows for the non-invasive production of a layered cell sheet that can be utilized for transplantation. It involves applying a centrifugal force to a first cell sheet on a temperature-responsive culture surface, followed by placing a second cell sheet on top and applying centrifugal force again.

Career Highlights

Hirotsugu Kubo has worked with notable organizations such as Nihon Kohden Corporation and Tokyo Women's Medical University. His experience in these institutions has allowed him to collaborate on various innovative projects that push the boundaries of medical technology.

Collaborations

Some of his notable coworkers include Tatsuya Shimizu and Mitsuhiro Oura. Their collaborative efforts have contributed to the advancement of medical inventions and research.

Conclusion

Hirotsugu Kubo's contributions to the field of medical technology through his patents and collaborations highlight his innovative spirit and dedication to improving healthcare solutions. His work continues to inspire advancements in medical practices and technologies.

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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