Kashiwazaki, Japan

Hikaru Yoshikawa

This inventor holds 14 USPTO granted patents and 2 published patent applications and 7 EPO patents. Top assignees: Kabushiki Kaisha Toshiba, Subaru Corporation. Active years: 2017-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hikaru Yoshikawa. Retrieved from https://idiyas.com/inventor/hikaru-yoshikawa

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

USPTO Granted Patents = 14 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 18(Granted Patents)


Location History:

  • Kashiwazaki, JP (2017 - 2023)
  • Tokyo, JP (2021 - 2024)

Company Filing History:


Years Active: 2017-2026

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14 patents (USPTO):Explore Patents

Title: The Innovative Journey of Hikaru Yoshikawa

Introduction: Hikaru Yoshikawa is a notable inventor based in Kashiwazaki, Japan, recognized for his significant contributions to the field of battery technology. With seven patents to his name, his work primarily focuses on advancements in nonaqueous electrolyte batteries and their components.

Latest Patents: His latest patents include groundbreaking developments in positive electrodes and nonaqueous electrolyte batteries. One of his patents details a positive electrode that comprises a layer containing a positive electrode active material with a spinel type crystal structure. The patent specifies unique formulas for combining this component with a negative electrode, ensuring optimal performance and efficiency. Another significant patent outlines a nonaqueous electrolyte battery that features a positive electrode with a unique active material-containing layer composed of lithium-nickel composite oxide and a conductive agent. This design ensures an ideal particle size distribution, further enhancing the battery's effectiveness.

Career Highlights: Hikaru Yoshikawa's career is marked by his association with Kabushiki Kaisha Toshiba, a renowned corporation in technology and electronics. His innovative spirit and expertise in battery technologies have positioned him as a leader in his field, and his impactful patents are testament to his dedication to advancing technology.

Collaborations: Throughout his career, Hikaru has collaborated with esteemed colleagues, including Hidesato Saruwatari and Yasuaki Murashi. Their collective expertise has contributed to the groundbreaking work being conducted at Toshiba, driving innovation and progress within the industry.

Conclusion: Hikaru Yoshikawa's work as an inventor has significantly influenced battery technology and continues to pave the way for future innovations. His patents not only highlight his ingenuity but also reflect the collaborative spirit prevalent in research and development, paving the way for advancements that benefit the broader community.

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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