Hyogo, Japan

Toshihisa Doi

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Kawasaki Jukogyo Kabushiki Kaisha, Other. Active years: 2010-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihisa Doi. Retrieved from https://idiyas.com/inventor/toshihisa-doi

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



Average Co-Inventor Count = 2.8

ph-index = 2

Forward Citations = 29(Granted Patents)


Location History:

  • Hyogo, JP (2010 - 2011)
  • Moscow, RU (2012)

Company Filing History:

goldMedal3 out of 3,448 
 
Kawasaki Jukogyo Kabushiki Kaisha
 patents
silverMedal1 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 2010-2012

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3 patents (USPTO):Explore Patents

Title: Innovations by Toshihisa Doi in Cell Culture Technology

Introduction

Toshihisa Doi is a notable inventor based in Hyogo, Japan, recognized for his contributions to cell culture technology. He holds a total of 3 patents that focus on methods and apparatuses for evaluating and detaching cultured cells. His work has significant implications for the field of biotechnology and cell research.

Latest Patents

Doi's latest patents include a "Method for evaluating cell detachment," which provides a novel approach to assess the detachment of adhesive cells during culture. This method is complemented by a "method of detaching cultured cell" that utilizes the evaluation technique. Additionally, he has developed an "automated cell culture apparatus" designed to streamline the process of cell cultivation. This apparatus incorporates features such as autoclave sterilization, ensuring complete sterilization without cross-contamination, which is crucial for maintaining the integrity of cell cultures.

Career Highlights

Throughout his career, Toshihisa Doi has worked with prominent companies, including Kawasaki Jukogyo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his inventions and contribute to advancements in cell culture technology.

Collaborations

Doi has collaborated with notable colleagues, including Katsumi Nakashima and Yohichi Nakamura. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Toshihisa Doi's innovative work in cell culture technology has led to significant advancements in the field. His patents reflect a commitment to improving methods for cell detachment and cultivation, which are essential for various biotechnological applications.

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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