logo

For the Inventor, By the Inventor

Kanagawa, Japan

Tokuzo Nakagawa

This inventor holds 4 USPTO granted patents. Top assignees: Bioengineering Laboratories, LLC, Toyo Boseki Kabushiki Kaisha. Active years: 1997-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokuzo Nakagawa. Retrieved from https://idiyas.com/inventor/tokuzo-nakagawa

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 4

Forward Citations = 224(Granted Patents)


Location History:

  • Kanagawa, JP (1997 - 1999)
  • Kamakura, JP (1998 - 1999)

Company Filing History:

goldMedal4 out of 9 
 
Bioengineering Laboratories, LLC
 patents
silverMedal2 out of 789 
 
Toyo Boseki Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1997-1999

Loading Chart...
4 patents (USPTO):Explore Patents
1. 5916266 - Raw membranous material for medical materials and manufacturing methods (1999-06-29),
2. 5876451 - Medical device and method for producing the same (1999-03-02),
3. 5723010 - Medical device and method for producing the same (1998-03-03),
4. 5618312 - Medical materials and manufacturing methods thereof (1997-04-08),

Title: Tokuzo Nakagawa: Innovator in Medical Materials

Introduction

Tokuzo Nakagawa is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of medical materials, holding a total of 4 patents. His work focuses on developing innovative solutions that enhance medical devices and materials.

Latest Patents

Among his latest patents, Nakagawa has developed a raw membranous material for medical applications. This invention involves a raw membrane material that possesses an acellular nature, consisting primarily of a compact layer that retains its characteristic matrix structure. The production process involves dissolving and removing cellular layers, including epithelium and fibroblast layers, from a biogenic connective tissue membrane. Additionally, he has patented a medical device that incorporates stratum compactum of tissue membrane. This invention also includes a method for producing such a medical device, which involves separating the tissue membrane, sterilizing it, and enzymatically removing all other layers except for the stratum compactum.

Career Highlights

Throughout his career, Nakagawa has worked with notable companies such as Bioengineering Laboratories, LLC and Toyo Boseki Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in the field of medical materials and devices.

Collaborations

He has collaborated with esteemed colleagues, including Tooru Yui and Kazuo Kondoh, further enhancing his innovative work in medical technology.

Conclusion

Tokuzo Nakagawa's contributions to medical materials and devices demonstrate his commitment to innovation in healthcare. His patents reflect a deep understanding of biogenic materials and their applications in medical 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]
Loading…