Tadashi Yoshioka

This inventor holds 4 USPTO granted patents. Top assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Jtekt Corporation. Active years: 2002-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Yoshioka. Retrieved from https://idiyas.com/inventor/tadashi-yoshioka

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 5.6

ph-index = 2

Forward Citations = 17(Granted Patents)

Location History:

Tokyo, JP (2002 - 2004)
Chiryu, JP (2009)

Company Filing History:

4 out of 1,649

Mitsubishi Jidosha Kogyo Kabushiki Kaisha

where one patent can have more than one assignee

Years Active: 2002-2009

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7581612 - Drive force distribution device and method for distributing drive force (2009-09-01),

2. 7553257 - Drive force distribution device and method for distributing drive force (2009-06-30),

3. 6681650 - Driving state switching unit with synchro-mechanism (2004-01-27),

4. 6481304 - Driving-state switching device equipped with synchronizing mechanism (2002-11-19),

Title: The Innovations of Tadashi Yoshioka

Introduction

Tadashi Yoshioka is a notable inventor based in Chiryu, Japan. He has made significant contributions to the field of automotive technology, holding a total of 4 patents. His work focuses on improving the efficiency and safety of drive force distribution systems.

Latest Patents

Yoshioka's latest patents include a drive force distribution device and method for distributing drive force. One of his innovations involves an IG-off-timer that measures the time from when an engine is stopped or the ignition is turned off. An ECU sequentially memorizes the estimated temperature of each heat-generating portion, allowing for accurate temperature estimation even after the engine is restarted. This innovation effectively protects the heat-generating portions from damage. Another patent involves an ECU that estimates the temperatures of heat-generating portions in a drive force transmission system. By controlling the operation of the torque coupling based on temperature estimates, overheating of the heat-generating portions is effectively suppressed.

Career Highlights

Throughout his career, Yoshioka has worked with prominent companies such as Mitsubishi Jidosha Kogyo Kabushiki Kaisha and Jtekt Corporation. His experience in these organizations has contributed to his expertise in automotive technologies and innovations.

Collaborations

Yoshioka has collaborated with notable coworkers, including Shigeyuki Yoshida and Kaoru Sawase. Their combined efforts have led to advancements in the field of drive force distribution systems.

Conclusion

Tadashi Yoshioka's contributions to automotive technology through his patents and collaborations highlight his innovative spirit and dedication to improving vehicle performance and safety. His work continues to influence the industry and pave the way for future advancements.

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]