Moriyama, Japan

Makoto Motozu

This inventor holds 12 USPTO granted patents and 2 EPO patents. Top assignees: Hitachi Construction Machinery Co., Ltd., Hitachi Construction Machinery Tierra Co., Ltd.. Active years: 2005-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Motozu. Retrieved from https://idiyas.com/inventor/makoto-motozu

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


% Patents Active = 83.3

 

Average Co-Inventor Count = 4.6

ph-index = 6

Forward Citations = 203(Granted Patents)


Location History:

  • Rittou, JP (2005)
  • Ritto, JP (2013)
  • Moriyama, JP (2013 - 2022)

Company Filing History:


Years Active: 2005-2025

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12 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Makoto Motozu

Introduction

Makoto Motozu is a prominent inventor based in Moriyama, Japan. He has made significant contributions to the field of construction machinery, holding a total of 12 patents. His work has greatly influenced the design and functionality of hydraulic excavators.

Latest Patents

One of his latest patents involves a hydraulic excavator, which features a unique cover mounting bracket. This bracket is designed with a U-shaped frame that is open on the counterweight side. It includes left and right extending members that connect to a prime mover cover, allowing for easy access to the inspection opening of the counterweight. The innovative design enables the cover to be moved between an open and closed position, enhancing the machine's usability and maintenance.

Career Highlights

Throughout his career, Makoto Motozu has worked with notable companies such as Hitachi Construction Machinery Co., Ltd. and Hitachi Construction Machinery Tierra Co., Ltd. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in construction technology.

Collaborations

Makoto has collaborated with talented individuals in his field, including Yuuki Umizaki and Shigehisa Hagura. These partnerships have fostered a creative environment that has led to innovative solutions in machinery design.

Conclusion

Makoto Motozu's contributions to the field of construction machinery through his patents and collaborations highlight his role as a key innovator. His work continues to impact the industry, showcasing the importance of innovation in technology.

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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