Yoshikazu Tanaka

This inventor holds 9 USPTO granted patents. Top assignees: Unisia Jecs Corporation, Japan Electronic Control Systems Company, Limited. Active years: 1994-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikazu Tanaka. Retrieved from https://idiyas.com/inventor/yoshikazu-tanaka-xa86a5rn

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

Calculating rank

USPTO Granted Patents = 9

% Patents Active = 77.8

Average Co-Inventor Count = 2.0

ph-index = 5

Forward Citations = 70(Granted Patents)

Location History:

Isesaki, JP (1994)
Isezaki, JP (1994)
Atsugi, JP (1994 - 2003)

Company Filing History:

6 out of 556

Unisia Jecs Corporation

patents

3 out of 130

Japan Electronic Control Systems Company, Limited

patents

Years Active: 1994-2003

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6666794 - Apparatus and method for controlling automatic transmission (2003-12-23),

2. 6595888 - Method and device for controlling transmission of automatic transmission (2003-07-22),

3. 6514166 - Apparatus and a method for controlling an automatic transmission (2003-02-04),

4. 6428440 - Apparatus and a method for controlling an automatic transmission (2002-08-06),

5. 5515824 - Method and apparatus for controlling fuel supply shut off of an internal (1996-05-14),

6. 5343783 - Speed change controller for a vehicle automatic transmission (1994-09-06),

7. 5333943 - Method and system for anti-lock braking in automobile by measuring brake (1994-08-02),

8. 5309790 - System and method for controlling working hydraulic pressure for (1994-05-10),

9. 5292288 - Speed-changing hydraulic oil pressure control apparatus for an automatic (1994-03-08),

Title: Innovations of Yoshikazu Tanaka

Introduction

Yoshikazu Tanaka is a notable inventor based in Atsugi, Japan. He has made significant contributions to the field of automatic transmission technology, holding a total of nine patents. His work has been influential in enhancing the performance and efficiency of automatic transmission systems.

Latest Patents

Tanaka's latest patents include an "Apparatus and method for controlling automatic transmission." This invention addresses the issue of engine racing during speed changes by forcibly supplying oil pressure to a friction engagement element, thereby increasing the back pressure of an accumulator in a stepwise manner. Another significant patent is the "Method and device for controlling transmission of automatic transmission." This invention outlines a method for determining the direction of input shaft rotation speed changes during transmission operation, allowing for improved control of friction engagement elements based on the state of transmission operation.

Career Highlights

Throughout his career, Tanaka has worked with prominent companies such as Unisia Jecs Corporation and Japan Electronic Control Systems Company, Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in automatic transmission technology.

Collaborations

Tanaka has collaborated with notable individuals in his field, including Hiroyuki Yuasa and Masuo Kashiwabara. These collaborations have contributed to the advancement of technology in automatic transmission systems.

Conclusion

Yoshikazu Tanaka's contributions to automatic transmission technology through his patents and collaborations highlight his importance as an inventor. His innovative approaches continue to influence the industry and improve vehicle performance.

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]