Ichikawa, Japan

Takahisa Kageyama

This inventor holds 8 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 6 EPO patents. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Energy Systems & Solutions Corporation. Active years: 1998-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahisa Kageyama. Retrieved from https://idiyas.com/inventor/takahisa-kageyama

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

USPTO Granted Patents = 8 

% Patents Active = 87.5


 

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 65(Granted Patents)


Location History:

  • Suginami-ku, JP (1998)
  • Chiba-ken, JP (2001)
  • Chiba, JP (2016)
  • Ichikawa, JP (2016 - 2019)
  • Ichikawa Chiba, JP (2019)

Company Filing History:


Years Active: 1998-2019

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

Title: The Ingenious Mind of Takahisa Kageyama

Introduction

Takahisa Kageyama is a prominent inventor hailing from Ichikawa, Japan, with a remarkable portfolio of eight patents. His pioneering work focuses on advancements in power generation and control systems, showcasing his commitment to innovation in the energy sector.

Latest Patents

Among Kageyama's most recent contributions are two significant patents: the "Pumped-storage power generation control device" and the "Control system, controller, and control method for wound induction machine." The pumped-storage power generation control device employs a sophisticated control section that optimizes both the pumping input during operations and the power output during generation. By utilizing a predetermined calculation of measurement values related to these operations, it achieves a targeted performance level.

His second patent introduces a comprehensive control system that includes a chopper, a short-circuit unit, a voltage detector circuit, and a controller. This advanced control mechanism effectively manages the direct current voltage in a wound induction machine, ensuring smooth operation by adjusting outputs as voltage levels change.

Career Highlights

Kageyama's career has been distinguished by his contributions to notable organizations, including Toshiba Corporation and Toshiba Energy Systems & Solutions Corporation. His experience in these companies has equipped him with a deep understanding of energy systems and electrical machinery.

Collaborations

Throughout his career, Kageyama has worked alongside esteemed colleagues, including Takashi Fujita and Teruyuki Ishizuki. Their collaborative efforts have undoubtedly contributed to the development of innovative solutions in the field of energy and control systems.

Conclusion

Takahisa Kageyama is a testament to the transformative power of innovation. With a robust portfolio of patents and a dedicated career in the energy sector, he continues to push the boundaries of technology, enhancing the efficiency and functionality of power generation systems. His inventions are not only a reflection of his ingenuity but also a significant contribution to sustainable energy solutions.

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…