Nagoya, Japan

Takashi Tokizawa

This inventor holds 18 USPTO granted patents and 1 published patent application, primarily in Rotating Electrical Machines. Top assignee: Denso Corporation. Active years: 2001-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Tokizawa. Retrieved from https://idiyas.com/inventor/takashi-tokizawa

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

USPTO Granted Patents = 18 

% Patents Active = 83.3

Average Co-Inventor Count = 1.2

ph-index = 6

Forward Citations = 70(Granted Patents)


Location History:

  • Nisshin, JP (2001 - 2013)
  • Nagoya, JP (2010 - 2019)
  • Kariya, JP (2022)

Company Filing History:


Years Active: 2001-2022

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Areas of Expertise:
Stator
Rotor
Winding
Manufacturing
Electrical Machine
Multi-Phase Coil
Core Design
Dynamo-Electric
Spirally Wound
Segmented Winding
Non-Magnetic Body
18 patents (USPTO):Explore Patents

Title: Innovations of Takashi Tokizawa: Pioneering Advances in Rotating Electrical Machines

Introduction

Takashi Tokizawa, based in Nagoya, Japan, is a distinguished inventor with a total of 18 patents to his name. His contributions to the field of rotating electrical machines demonstrate a commitment to innovation and technological advancement, particularly through his recent patents developed while working for Denso Corporation.

Latest Patents

Tokizawa's latest patents include groundbreaking advancements such as the "Stator and Housing for Rotating Electrical Machine" and "Stator Winding and Method of Manufacturing the Same." The first patent focuses on a rotating electrical machine that features holding surfaces on a pair of housings to securely hold a stator core, effectively eliminating gaps created between layers of the core stack. The unique configuration ensures optimal pressurization, thereby enhancing the performance of the machine. The second patent presents a winding technique for stators utilizing flat wire with a rectangular cross-section, designed to improve the efficiency of rotary electric machines by implementing a carefully engineered curve design that further optimizes electrical insulation.

Career Highlights

Throughout his career, Takashi Tokizawa has made significant strides in the engineering and design of electrical components. His ingenuity and expertise have made him a key figure at Denso Corporation, where he continues to innovate and refine technologies crucial to the efficiency of electrical machines.

Collaborations

In his professional journey, Tokizawa has collaborated with esteemed colleagues, including Mitsuru Kato and Mitsuaki Taira. These partnerships enhance the dynamics of research and development, combining diverse insights to push the boundaries of what's possible in electrical engineering.

Conclusion

Takashi Tokizawa exemplifies the spirit of innovation and dedication that drives the field of electrical engineering forward. With his extensive patent portfolio and ongoing projects at Denso Corporation, he remains a vital contributor to advancements in rotating electrical machines, showcasing the importance of collaboration and creativity in 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]
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