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For the Inventor, By the Inventor

Fuji, Japan

Mitsugi Tazawa

This inventor holds 5 USPTO granted patents. Top assignee: Jatco Corporation. Active years: 1994-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsugi Tazawa. Retrieved from https://idiyas.com/inventor/mitsugi-tazawa

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 3

Forward Citations = 16(Granted Patents)


Location History:

  • Fuji, JP (1995 - 1998)
  • Shizuoka, JP (1994 - 2001)

Company Filing History:

goldMedal5 out of 1,053 
 
Jatco Corporation
 patents

Years Active: 1994-2001

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5 patents (USPTO):Explore Patents
1. 6224507 - Hydraulic control systems for automatic transmissions (2001-05-01),
2. 5771171 - Shift control for automatic transmission in accordance with rotational (1998-06-23),
3. 5489248 - Shift control system for automatic transmission (1996-02-06),
4. 5474158 - Brake band (1995-12-12),
5. 5305665 - Speed change control device of automatic transmission (1994-04-26),

Title: Biography of Mitsugi Tazawa

Introduction

Mitsugi Tazawa is a notable inventor based in Fuji, Japan. He has made significant contributions to the field of hydraulic control systems, particularly in automatic transmissions. With a total of five patents to his name, Tazawa's work has had a considerable impact on automotive technology.

Latest Patents

His latest patents include a hydraulic control system for automatic transmissions. This system features first and second passages connected to engaging elements, along with accumulators and a timing valve that regulates pressure within the system. Another significant patent involves a shift control mechanism for automatic transmissions that calculates input torque coefficients and manages engine torque during shifting based on the rotational speed of the input shaft.

Career Highlights

Tazawa is currently employed at Jatco Corporation, a leading company in the automotive transmission industry. His innovative designs and systems have enhanced the efficiency and performance of automatic transmissions, making him a key figure in automotive engineering.

Collaborations

Throughout his career, Tazawa has collaborated with esteemed colleagues such as Kunihiko Sano and Toshihide Fukasawa. These partnerships have fostered a creative environment that has led to groundbreaking advancements in transmission technology.

Conclusion

Mitsugi Tazawa's contributions to hydraulic control systems and automatic transmissions exemplify his dedication to innovation in the automotive sector. His patents not only reflect his

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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