Nagoya, Japan

Takashi Kawashima

This inventor holds 55 USPTO granted patents and 2 EPO patents, primarily in Motor-Driven Compressors. Top assignees: Kabushiki Kaisha Toyota Jidoshokki, Denso Corporation, Nippon Soken, Inc.. Active years: 2006-2026.

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

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


% Patents Active = 63.6


Average Co-Inventor Count = 3.3

ph-index = 8

Forward Citations = 188(Granted Patents)

Forward Citations (Not Self Cited) = 183(Dec 10, 2025)


Location History:

  • Toyoake, JP (2007)
  • Nagoya, JP (2006 - 2017)
  • Kariya, JP (2009 - 2023)
  • Aichi-ken, JP (2013 - 2023)

Company Filing History:


Years Active: 2006-2026

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Areas of Expertise:
Motor-Driven Compressor
Electric Motor
Inverter Controller
Power Distribution Device
Vehicle Inverter
Fluid Machine
Battery Pack
Position Sensor
Rotation Angle Sensor
Magnetizer
Magnetic Rotor
Electric Power Converter
55 patents (USPTO):Explore Patents

Title: Innovations of Takashi Kawashima: Shaping the Future of Power Distribution and Vehicle Technologies

Introduction

Takashi Kawashima, a renowned inventor based in Nagoya, Japan, has made significant contributions to the fields of power distribution and vehicle technologies. With an impressive portfolio of 48 patents, Kawashima's innovative ideas have led to advancements that streamline electrical systems and improve operational efficiency in vehicles.

Latest Patents

Kawashima's latest patents include a power distribution device, which features a resin part that covers portions of both a power line and a signal line. This device incorporates a switch and a cooling unit, optimizing the layout of power and signal lines to enhance performance.

Another notable patent is an inverter controller designed to manage an inverter circuit. This controller operates a vehicle's on-board electric motor using an electricity storage device. It employs advanced processing techniques to derive voltage command values, ensuring efficient operation of the electric motor based on external commands.

Career Highlights

Kawashima has greatly influenced the automotive and electrical engineering industries through his work at leading companies such as Denso Corporation and Kabushiki Kaisha Toyota Jidoshokki. His tenure at these organizations demonstrates his commitment to innovation and excellence in technology development.

Collaborations

Throughout his career, Kawashima has collaborated with prominent professionals, including Yoshiki Nagata and Koichiro Matsumoto. These collaborations have facilitated the sharing of ideas and have been instrumental in driving forward various innovative projects.

Conclusion

Takashi Kawashima's advancements in power distribution devices and inverter technologies have made a lasting impact on modern engineering. His 48 patents showcase his expertise and dedication to innovation, positioning him as a significant figure in the advancement of technology in Japan and beyond.

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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