Inazawa, Japan

Masaru Asano

This inventor holds 3 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1976-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Asano. Retrieved from https://idiyas.com/inventor/masaru-asano

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 = 3

Forward Citations = 64(Granted Patents)


Location History:

  • Inazawa, JA (1976)
  • Inazawa, JP (1985)
  • Kohnan, JP (1987)

Company Filing History:


Years Active: 1976-1987

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3 patents (USPTO):Explore Patents

Title: Masaru Asano: Innovator in Escalator Technology

Introduction

Masaru Asano is a notable inventor based in Inazawa, Japan. He has made significant contributions to the field of escalator technology, holding a total of 3 patents. His innovative designs focus on enhancing the functionality and safety of escalators.

Latest Patents

Asano's latest patents include a unique escalator design that features four types of steps. The first steps are ordinary, while the second step includes a retractable support device for a vertically movable step of the third step. This design allows the movable step to lift as the escalator ascends, providing a deeper effective tread alongside the second step. The fourth step incorporates a drop-down feature that can be positioned to accommodate wheelchairs safely. Another of his patents is for a moving staircase that integrates specially designed tread boards. These tread boards articulate with conventional ones and include a movable footboard that can be locked and released as needed, enhancing user safety and comfort.

Career Highlights

Masaru Asano is associated with Mitsubishi Denki Kabushiki Kaisha, a leading company in the technology sector. His work has contributed to advancements in escalator design, making them more accessible and user-friendly.

Collaborations

Asano has collaborated with notable coworkers such as Shigeru Goto and Matsuhiko Ishida, contributing to the innovative projects at Mitsubishi Denki Kabushiki Kaisha.

Conclusion

Masaru Asano's contributions to escalator technology demonstrate his commitment to innovation and safety. His patents reflect a deep understanding of user needs and technological advancements in the field.

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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