Chuo-ku, Japan

Masujiro Hisatani

This inventor holds 2 USPTO granted patents. Top assignee: Mitsui Engineering and Shipbuilding Company Limited. Active years: 1999-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masujiro Hisatani. Retrieved from https://idiyas.com/inventor/masujiro-hisatani

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 38(Granted Patents)


Location History:

  • Tamano, JP (1999)
  • Chuo-ku, JP (2011)

Company Filing History:


Years Active: 1999-2011

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2 patents (USPTO):Explore Patents

Title: Masujiro Hisatani: Innovator in Cleaning Technologies

Introduction

Masujiro Hisatani is a distinguished inventor based in Chuo-ku, Japan, known for his significant contributions to the field of automated cleaning technologies. With two patents to his name, Hisatani is dedicated to improving the efficiency and functionality of cleaning systems, particularly for renewable energy applications.

Latest Patents

His latest inventions include a cutting-edge cleaning robot system and a laser obstacle detection method and sensor. The cleaning robot system is designed to economically clean plate-shaped members, such as solar cell panels and reflecting mirrors used in photovoltaic power generation and solar thermal power generation systems. This innovative system comprises numerous cleaning robots equipped with the ability to traverse these plates and a central arranging robot that facilitates the movement of cleaning robots between different plates.

The second patent focuses on a sophisticated laser obstacle detection method and sensor. This technology detects the presence of obstacles through a unique mechanism involving laser beams and mirrors, ensuring that automated guided vehicles (AGVs) can navigate without misidentifying rain as an obstruction. These inventions reflect Hisatani's commitment to advancing technologies that enhance operational efficiency in renewable energy sectors.

Career Highlights

Masujiro Hisatani works with Mitsui Engineering and Shipbuilding Company Limited, where he has contributed to various innovative projects. His dedication to research and development in cleaning technologies sets him apart as a key figure in his field. His work has significantly influenced both the efficiency of cleaning processes and the functionality of automated systems in photovoltaic applications.

Collaborations

Throughout his career, Hisatani has collaborated with talented colleagues, including Toru Takehara and Koji Oka. These partnerships have enabled the successful development and refinement of his inventions, further driving innovation within the company and the industry at large.

Conclusion

Masujiro Hisatani stands out as a pioneering inventor in the field of automated cleaning systems. Through his patents and collaboration with peers, he continues to lead advancements that support the renewable energy sector. His work not only showcases technological innovation but also underlines the importance of efficiency in handling vital renewable energy resources.

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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