Osaka, Japan

Yoshiyuki Sandou

This inventor holds 16 USPTO granted patents and 2 published patent applications and 8 EPO patents. Top assignees: Yanmar Co., Ltd., Yanmar Power Technology Co., Inc.. Active years: 2014-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyuki Sandou. Retrieved from https://idiyas.com/inventor/yoshiyuki-sandou

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

USPTO Granted Patents = 16 

% Patents Active = 75.0

 

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 2014-2025

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16 patents (USPTO):Explore Patents

Title: **Celebrating the Innovations of Yoshiyuki Sandou**

Introduction

Yoshiyuki Sandou, an accomplished inventor based in Osaka, Japan, has made significant contributions to the field of engine technology. With a total of 16 patents to his name, Sandou's work focuses primarily on exhaust gas purification devices that play a crucial role in reducing harmful emissions from engines. His innovative solutions demonstrate a clear commitment to enhancing environmental sustainability.

Latest Patents

One of Sandou's latest inventions is an advanced exhaust gas purification device. This engine device features a first case that communicates with an engine's exhaust manifold, incorporating a first exhaust gas purification body designed to remove carbon compounds. Additionally, it includes a second case that connects to the exhaust outlet of the first case and holds second exhaust gas purification bodies focused on removing nitrogen compounds. Notably, the first and second cases are arranged above the engine in an L-shape, extending along both adjacent side surfaces of the engine. This design not only optimizes space but also efficiently addresses emission concerns.

Career Highlights

Throughout his career, Yoshiyuki Sandou has held key positions at prominent companies, including Yanmar Co., Ltd. and Yanmar Power Technology Co., Inc. His tenure at these organizations has allowed him to spearhead groundbreaking projects that propel the automotive and environmental engineering fields forward.

Collaborations

Collaboration has been an essential element of Sandou's journey. He has worked closely with talented individuals such as Tomoyuki Kimura and Hiroaki Naganawa, contributing collectively to the development of cutting-edge technologies and fostering a spirit of innovation within their teams.

Conclusion

Yoshiyuki Sandou's work exemplifies the impactful role of inventors in addressing contemporary environmental challenges. Through his patents and collaborative efforts, he continues to advance engine technology, advocating for cleaner and more efficient solutions in the automotive industry. As innovations like his exhaust gas purification device become more prevalent, Sandou remains at the forefront of a movement that prioritizes sustainability and progressive engineering practices.

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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