Hitachi, Japan

Kazuhiro Yoshida

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignees: Hitachi, Ltd., Hitachi Chemical Company, Ltd.. Active years: 1981-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Yoshida. Retrieved from https://idiyas.com/inventor/kazuhiro-yoshida-7uyoie23

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 50.0

Average Co-Inventor Count = 5.3

ph-index = 3

Forward Citations = 88(Granted Patents)


Location History:

  • Hitachi, JP (1981 - 2007)
  • Narita, JP (2014)

Company Filing History:


Years Active: 1981-2014

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4 patents (USPTO):Explore Patents

Title: Kazuhiro Yoshida: Innovator in Battery Technology and Scintillator Development

Introduction

Kazuhiro Yoshida is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the fields of battery technology and scintillator development. With a total of 4 patents to his name, Yoshida's work reflects a commitment to advancing technology in innovative ways.

Latest Patents

Yoshida's latest patents include a groundbreaking metal air secondary battery. The objective of this invention is to reduce charging overvoltage by utilizing a positive electrode member that does not contain carbon material, which can lead to the generation of lithium carbonate (LiCO). This battery features a negative electrode member that emits metal ions and a positive electrode member that ionizes oxygen, with a separator impregnated with an electrolyte. Notably, the carbon weight in the total weight of the positive electrode member's components is 50% or less. Another significant invention is an inorganic scintillator, which includes a matrix material made of metal oxide and a luminescence center made of cerium (Ce). This scintillator is designed to respond to radiation and includes a dopant with specific ionization energy conditions.

Career Highlights

Throughout his career, Kazuhiro Yoshida has worked with notable companies such as Hitachi, Ltd. and Hitachi Chemical Company, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Yoshida has collaborated with esteemed colleagues, including Taro Iwamoto and Shimon Ando. These partnerships have fostered a creative environment that has led to the development of his impactful inventions.

Conclusion

Kazuhiro Yoshida's contributions to battery technology and scintillator development highlight his role as a leading inventor in Japan. His innovative patents continue to influence the technological landscape, showcasing the importance of research and collaboration in driving progress.

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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