Koka, Japan

Motoaki Ishii

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Hitachi Construction Machinery Tierra Co., Ltd.. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motoaki Ishii. Retrieved from https://idiyas.com/inventor/motoaki-ishii

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: Innovations of Motoaki Ishii in Hybrid Work Machines

Introduction

Motoaki Ishii is a notable inventor based in Koka, Japan, recognized for his contributions to the field of hybrid work machines. His innovative approach focuses on enhancing fuel efficiency and reducing noise levels in hydraulic work machines. With a single patent to his name, Ishii's work exemplifies the intersection of technology and environmental consciousness.

Latest Patents

Ishii's patent, titled "Hybrid Work Machine," addresses critical issues in the operation of hydraulic work machines. The invention aims to save fuel consumption and minimize noise by adopting a hybrid design and miniaturizing the engine. It also ensures safe and reliable battery charging, particularly when the battery charge is insufficient. Key components of the invention include a gate lock sensor, a forced charging switch, a work machine monitor that alerts the operator when the battery charging rate falls below a critical level, and a machine controller that activates a generator motor to charge the battery when specific conditions are met.

Career Highlights

Motoaki Ishii is currently employed at Hitachi Construction Machinery Tierra Co., Ltd., where he continues to innovate in the field of construction machinery. His work has significantly contributed to the development of more efficient and environmentally friendly machines, reflecting the growing demand for sustainable technology in the industry.

Collaborations

Ishii collaborates with talented colleagues, including Hajime Yoshida and Shuuhei Noguchi, who contribute to the innovative environment at Hitachi Construction Machinery Tierra Co., Ltd. Their combined expertise fosters a culture of creativity and advancement in engineering solutions.

Conclusion

Motoaki Ishii's work in hybrid work machines showcases his commitment to innovation and sustainability. His patent reflects a significant step forward in the construction machinery industry, emphasizing the importance of efficiency and environmental responsibility.

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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