Tokyo, Japan

Yasuo Nakajima

This inventor holds 61 USPTO granted patents and 22 published patent applications and 13 EPO patents, primarily in Thermoplastic Resin Compositions (CPC class C08L). Top assignees: The Furukawa Electric Co., Ltd., Permelec Electrode Ltd., Mitsubishi Electric Corporation. Active years: 1993-2025.

USPTO Granted Patents = 61 

% Patents Active = 88.5

 

Average Co-Inventor Count = 3.1

ph-index = 9

Forward Citations = 347(Granted Patents)

Forward Citations (Not Self Cited) = 317(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Urawa, JP (2001)
  • Fujisawa, JP (2004)
  • Chiyoda-ku, JP (2012)
  • Tokyo, JP (1993 - 2024)

Company Filing History:


Years Active: 1993-2025

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Areas of Expertise:
Thermoplastic Resin
Cellulose Reinforcement
Optical Fiber
Polyolefin Resin
Molded Article
Light Receiving Device
Hydrogen Peroxide Production
Electrolytic Cell
Non-Invasive Monitor
Coated Optical Fibers
Resin Composition
Dynamic Resource Management
61 patents (USPTO):Explore Patents

Title: The Innovations of Yasuo Nakajima: A Pioneer in Polymer Science

Introduction

Yasuo Nakajima is a notable inventor based in Tokyo, Japan, whose work has significantly contributed to the field of polymer science. With an impressive portfolio of 60 patents, he has established himself as a leading figure in advancing material technologies, particularly in the development of cellulose fiber-reinforced polypropylene composites.

Latest Patents

Among his latest inventions are two groundbreaking patents focused on cellulose fiber-reinforced polypropylene resin formed bodies. The first patent describes a resin formed body characterized by distinctive diffraction peaks observed at specific positions during wide-angle X-ray diffraction measurements. This innovation is notable for exhibiting a ΔT of 40.0° C. or more, indicative of its enhanced performance. The second patent further explores the resin formed body, detailing its composition of a polypropylen resin, which includes an acid modified polypropylene resin, alongside cellulose fibers. Together, these inventions showcase Nakajima's commitment to enhancing the properties and applications of polymer materials.

Career Highlights

Throughout his career, Yasuo Nakajima has worked at several prominent companies, including The Furukawa Electric Co., Ltd. and Permelec Electrode Ltd. His expertise and contributions in these organizations have played a vital role in their advancements in material science and engineering.

Collaborations

Nakajima has collaborated with esteemed colleagues such as Takayuki Shimamune and Hiroki Tanaka, leveraging their combined knowledge and expertise to drive innovation in their projects. Their teamwork has resulted in significant advancements in the development of new materials and processes, highlighting the importance of collaboration in scientific research.

Conclusion

Yasuo Nakajima's innovations continue to impact the field of polymer science, emphasizing the potential of cellulose fiber-reinforced materials. His extensive number of patents and collaborations reflect a dedication to pushing the boundaries of material technology, making him a distinguished figure worth recognizing in the world of inventions.

Profile summary based on public USPTO records.
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