Tokyo, Japan

Fumio Narisawa

This inventor holds 22 USPTO granted patents and 16 published patent applications and 9 EPO patents, primarily in Vehicle Control Systems. Top assignees: Hitachi Automotive Systems, Ltd., Hitachi, Ltd., Hitachi Astemo Ltd.. Active years: 2005-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumio Narisawa. Retrieved from https://idiyas.com/inventor/fumio-narisawa

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

USPTO Granted Patents = 22 

% Patents Active = 68.2

 

Average Co-Inventor Count = 3.9

ph-index = 5

Forward Citations = 65(Granted Patents)


Location History:

  • Hitachi, JP (2005)
  • Tokyo, JP (2016 - 2020)
  • Hitachinaka, JP (2010 - 2024)

Company Filing History:


Years Active: 2005-2025

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Areas of Expertise:
Electronic Control Device
Vehicle Control Device
Simulation Device
Software Management
Validation Technique
Network Device
Data Sending
Failsafe Operation
Embedded Control
Software Reuse Support
Software Analyzing
Automatic Configuration
22 patents (USPTO):Explore Patents

Title: Unveiling the Innovations of Fumio Narisawa: Pioneering Simulation and Software Management Technologies

Introduction: Fumio Narisawa, a prolific inventor based in Tokyo, JP, has made waves in the realm of technology with a remarkable portfolio of 20 patents. His groundbreaking work in simulation devices and software management tools has revolutionized the way we approach computing and digital systems.

Latest Patents:

1. Simulation Device: Narisawa's latest patent introduces a simulation device that bridges the gap between personal computer simulation environments and actual electronic control units (ECUs). This innovative device incorporates delay processing to synchronize execution timings, ensuring optimal performance and accuracy.

2. Software Management Device: Another patent by Narisawa focuses on a software management device that streamlines the conversion of terms and abstraction levels within models. This tool enhances efficiency by facilitating the replacement of functions and names in input models, ultimately enhancing model clarity and usability.

Career Highlights: Narisawa's expertise has been honed through his tenure at renowned companies such as Hitachi Automotive Systems, Ltd. and Hitachi, Ltd. His contributions to these organizations have been instrumental in driving technological advancements in the automotive and electronics sectors.

Collaborations: Narisawa has collaborated with esteemed colleagues including Tomohito Ebina and Tasuku Ishigooka. Together, they have synergized their talents and expertise to push the boundaries of innovation and create cutting-edge solutions in the field of technology.

Conclusion: Fumio Narisawa's relentless pursuit of innovation and his knack for developing pioneering technologies have cemented his legacy as a trailblazer in the realm of simulation and software management. His patents stand as a testament to his ingenuity and dedication to shaping a brighter, more efficient future in the world of 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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