Tokyo, Japan

Kazuyuki Fujiwara

This inventor holds 7 USPTO granted patents and 2 EPO patents. Top assignees: Asahi Kasei Kabushiki Kaisha, Nippon Precision Circuits Inc., Kabushiki Kaisha Toshiba. Active years: 1992-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuyuki Fujiwara. Retrieved from https://idiyas.com/inventor/kazuyuki-fujiwara

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

Calculating rank

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.7

ph-index = 3

Forward Citations = 30(Granted Patents)


Location History:

  • Narashino, JP (2000)
  • Tokyo, JP (1992 - 2022)

Company Filing History:


Years Active: 1992-2022

Loading Chart...
Loading Chart...
7 patents (USPTO):Explore Patents

Title: Kazuyuki Fujiwara: Innovator in Non-Aqueous Battery Technology

Introduction

Kazuyuki Fujiwara, based in Tokyo, Japan, is a remarkable inventor recognized for his contributions to the field of battery technology. With a total of seven patents to his name, Fujiwara focuses on enhancing the performance of non-aqueous secondary batteries, which are pivotal in today's energy storage solutions.

Latest Patents

Fujiwara's most recent patents revolve around the development of non-aqueous electrolyte solutions and innovative battery systems. One of his key inventions involves a non-aqueous electrolyte solution that aims to improve battery performance in an acetonitrile environment. This solution comprises a non-aqueous solvent, POFanions, and cyclic acid anhydride. Another significant patent addresses the formulation of a similar non-aqueous electrolyte solution, which includes acetonitrile, lithium salt, and cyclic acid anhydride, designed to enhance battery efficiency. These patents showcase his commitment to advancing energy storage technologies.

Career Highlights

Fujiwara has gained valuable experience working with esteemed companies, including Nippon Precision Circuits Inc. and Asahi Kasei Corporation. His work at these organizations has allowed him to innovate and refine battery technologies, solidifying his reputation as a leading figure in the industry.

Collaborations

Throughout his career, Fujiwara has collaborated with talented professionals such as Naoki Matsuoka and Hirokazu Kamine. These partnerships have contributed to the success and impact of his projects, fostering an environment of creativity and innovation.

Conclusion

Kazuyuki Fujiwara stands out as an influential inventor in the realm of non-aqueous battery technology. His pioneering patents and collaborations highlight a commitment to enhancing energy solutions for a sustainable future. With ongoing advancements in his field, Fujiwara's work continues to inspire future innovations in battery 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…