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For the Inventor, By the Inventor

Aisai, Japan

Masakazu Tago

This inventor holds 7 USPTO granted patents and 6 published patent applications and 1 EPO patent. Top assignees: Denso Corporation, Nippondenso Co., Ltd., Toyota Jidosha Kabushiki Kaisha. Active years: 1988-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakazu Tago. Retrieved from https://idiyas.com/inventor/masakazu-tago

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

USPTO Granted Patents = 7 

% Patents Active = 57.1

 

Average Co-Inventor Count = 3.8

ph-index = 4

Forward Citations = 47(Granted Patents)


Location History:

  • Aichi, JP (1988 - 1989)
  • Aisai, JP (2010 - 2018)

Company Filing History:

goldMedal5 out of 20,394 
 
Denso Corporation
 patents
silverMedal2 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
bronzeMedal2 out of 38,837 
 
Toyota Jidosha Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1988-2018

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7 patents (USPTO):Explore Patents
1. 9979329 - Power converting device and power converting system (2018-05-22),
2. 9132733 - Insulation failure diagnosis apparatus and method of diagnosing insulation failure (2015-09-15),
3. 8513907 - Power converter for electric rotating machine (2013-08-20),
4. 8463471 - Driving force controlling apparatus for vehicle (2013-06-11),
5. 7659686 - Motor-generator control system (2010-02-09),
6. 4807941 - Anti-skid control system (1989-02-28),
7. 4749239 - Hydraulic pressure control system for motor vehicles (1988-06-07),

Title: The Innovations of Masakazu Tago

Introduction

Masakazu Tago is a notable inventor based in Aisai, Japan. He has made significant contributions to the field of power conversion technology, holding a total of 7 patents. His work focuses on enhancing the efficiency and reliability of power systems.

Latest Patents

Among his latest patents are two innovative devices. The first is a power converting device and power converting system. In this invention, a controller determines a combination pattern of energization for multiple windings, optimizing the performance of the device. The second patent is an insulation failure diagnosis apparatus. This apparatus diagnoses insulation failures in vehicles, ensuring safety and reliability in power supply connections.

Career Highlights

Masakazu Tago has worked with prominent companies in the automotive and technology sectors, including Denso Corporation and Nippondenso Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas.

Collaborations

Throughout his career, Tago has collaborated with talented individuals such as Makoto Taniguchi and Nobuyoshi Onogi. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Masakazu Tago's contributions to power conversion technology and his innovative patents demonstrate his expertise and commitment to advancing the field. His work continues to impact the industry positively.

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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