Company Filing History:

12 out of 36,499

Toyota Jidosha Kabushiki Kaisha

1 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 2004-2025

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12339197 - Leak diagnosis device of fuel vapor treatment apparatus (2025-06-24),

2. 12146456 - Control device for fuel vapor treatment apparatus (2024-11-19),

3. 11927153 - Diagnostic system for evaporated fuel treatment system (2024-03-12),

4. 11719180 - Abnormality diagnosis apparatus for internal combustion engine (2023-08-08),

5. 9850833 - Diagnosis device for internal combustion engine, and diagnosis method for internal combustion engine (2017-12-26),

6. 7484406 - Abnormality determining apparatus of fuel vapor processing system (2009-02-03),

7. 7409929 - Cooling apparatus for internal combustion engine (2008-08-12),

8. 7325447 - Cooling apparatus for internal combustion engine and diagnosis method for the cooling apparatus (2008-02-05),

9. 7284530 - Leak detector for fuel vapor purge system (2007-10-23),

10. 7165447 - Failure diagnostic apparatus for fuel vapor purge system and fuel vapor purge apparatus and combustion engine having failure diagnostic apparatus (2007-01-23),

11. 7165446 - Failure diagnostic apparatus for fuel vapor purge system and fuel vapor purge apparatus and combustion engine having failure diagnostic apparatus (2007-01-23),

12. 6848298 - Apparatus and method for failure diagnosis of fuel vapor purge system (2005-02-01),

13. 6722348 - Abnormality detecting apparatus for fuel vapor treating system and method for controlling the apparatus (2004-04-20),

Title: Innovations of Hideki Miyahara

Introduction

Hideki Miyahara is a notable inventor based in Nishikamo-gun, Japan. He has made significant contributions to the field of fuel vapor treatment technology, holding a total of 13 patents. His work focuses on improving the efficiency and reliability of fuel vapor management systems.

Latest Patents

Miyahara's latest patents include a leak diagnosis device for a fuel vapor treatment apparatus. This device features a first diagnosis unit that assesses the leak status of a fuel tank based on its internal pressure when the sealing valve is closed. Additionally, it includes a determination unit that opens the sealing valve under specific conditions to evaluate the valve's operability. Another significant patent is a control device for a fuel vapor treatment apparatus, which encompasses various components such as a fuel tank, canister, and differential pressure detector. This device is designed to perform a purge process and diagnose its effectiveness based on pressure changes.

Career Highlights

Throughout his career, Hideki Miyahara has worked with prominent companies in the automotive industry, including Toyota Motor Corporation and Denso Corporation. His experience in these organizations has allowed him to develop innovative solutions that enhance fuel vapor treatment systems.

Collaborations

Miyahara has collaborated with notable colleagues such as Tokiji Ito and Kenji Nagasaki, contributing to advancements in their shared field of expertise.

Conclusion

Hideki Miyahara's contributions to fuel vapor treatment technology through his patents and collaborations highlight his role as an influential inventor in the industry. His work continues to impact the efficiency of automotive systems.

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1 patent (EPO):

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