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For the Inventor, By the Inventor

Anjo, Japan

Yukio Sakakibara

This inventor holds 7 USPTO granted patents. Top assignees: Nippondenso Co., Ltd., Toyota Jidosha Kogyo Kabushiki Kaisha. Active years: 1979-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Sakakibara. Retrieved from https://idiyas.com/inventor/yukio-sakakibara

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 = 100.0

Average Co-Inventor Count = 5.1

ph-index = 5

Forward Citations = 105(Granted Patents)


Location History:

  • Anjo, JP (1979 - 1983)
  • Kariya, JP (1984)
  • Aichi, JP (1984)

Company Filing History:

goldMedal7 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
silverMedal3 out of 1,838 
 
Toyota Jidosha Kogyo Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1979-1984

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7 patents (USPTO):Explore Patents
1. 4429565 - Knocking detecting apparatus for an internal combustion engine (1984-02-07),
2. 4426975 - Ignition timing control system for internal combustion engines (1984-01-24),
3. 4416235 - Ignition timing control apparatus for internal combustion engine (1983-11-22),
4. 4351282 - Ignition timing control system for internal combustion engine (1982-09-28),
5. 4181884 - Rotational position detection device using a reference mark and two (1980-01-01),
6. 4163282 - Electrical control method and apparatus for combustion engines (1979-07-31),
7. 4145608 - Rotational reference position detecting apparatus (1979-03-20),

Title: The Innovations of Yukio Sakakibara

Introduction

Yukio Sakakibara is a notable inventor based in Anjo, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 7 patents. His work focuses on improving engine performance and efficiency through innovative technologies.

Latest Patents

One of his latest patents is the "Knocking Detecting Apparatus for an Internal Combustion Engine." This invention features a knocking detector that identifies knocking factors in the engine. It includes a circuit that generates a knocking discrimination level based on the output signal from the knocking detector. The apparatus is designed to detect knocking by comparing the output signal with the discrimination level, ensuring that the discrimination level does not exceed a predetermined voltage.

Another significant patent is the "Ignition Timing Control System for Internal Combustion Engines." This system corrects the basic ignition timing in response to knocking occurrences. It utilizes an integrator circuit to adjust the ignition timing, limiting the maximum amount of retardation at varying engine speeds.

Career Highlights

Throughout his career, Yukio Sakakibara has worked with prominent companies such as Nippondenso Co., Ltd. and Toyota Motor Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.

Collaborations

Sakakibara has collaborated with notable coworkers, including Takashi Yamada and Teruyoshi Ito. Their combined expertise has contributed to the advancement of engine technologies and innovations.

Conclusion

Yukio Sakakibara's contributions to the field of internal combustion engines through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the automotive industry and improve engine 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]
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