Kiryu, Japan

Hiroki Yamada

This inventor holds 3 USPTO granted patents. Top assignees: Mitsuba Corporation, Honda Motor Co., Ltd.. Active years: 2015-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Yamada. Retrieved from https://idiyas.com/inventor/hiroki-yamada-9zis86oy

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


% Patents Active = 33.3

Average Co-Inventor Count = 9.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2015-2018

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3 patents (USPTO):Explore Patents

Title: Hiroki Yamada: Innovator in Starter Technology

Introduction

Hiroki Yamada is a notable inventor based in Kiryu, Japan. He has made significant contributions to the field of starter technology, holding a total of 3 patents. His innovative designs have enhanced the functionality and efficiency of starter systems in automotive applications.

Latest Patents

One of Yamada's latest patents involves a starter that includes a motor unit, an output shaft configured to receive a rotational force from the motor unit, and a pinion gear that is helically engageable with a ring gear of an engine. This design features a clutch mechanism that transmits the rotational force of the output shaft to the pinion gear. Additionally, an electromagnetic device is incorporated to bias a pressing force toward the ring gear, ensuring optimal engagement. Another patent focuses on the pinion's configuration, which includes helical external and internal teeth that mesh effectively with the ring gear and pinion inner. This design generates thrust loads that enhance the starter's performance under varying rotational speeds.

Career Highlights

Hiroki Yamada has worked with prominent companies in the automotive industry, including Mitsuba Corporation and Honda Motor Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in starter technology.

Collaborations

Throughout his career, Yamada has collaborated with talented individuals such as Tomohiko Ikemori and Hiroshi Ooka. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Hiroki Yamada's contributions to starter technology exemplify his dedication to innovation and engineering excellence. His patents reflect a deep understanding of mechanical systems and a commitment to improving automotive 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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