Itabashi, Japan

Terukazu Nagashima

This inventor holds 5 USPTO granted patents and 4 EPO patents. Top assignees: Kabushiki Kaisha Topcon, Topcon Corporation. Active years: 2010-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Terukazu Nagashima. Retrieved from https://idiyas.com/inventor/terukazu-nagashima

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 = 3.1

ph-index = 4

Forward Citations = 37(Granted Patents)


Location History:

  • Tokyo, JP (2019)
  • Itabashi-ku, JP (2010 - 2020)

Company Filing History:


Years Active: 2010-2020

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5 patents (USPTO):Explore Patents

Title: Terukazu Nagashima: Innovator in Surveying Technology

Introduction

Terukazu Nagashima is a notable inventor based in Itabashi-ku, Japan. He has made significant contributions to the field of surveying instruments, holding a total of 5 patents. His innovative designs focus on enhancing the functionality and efficiency of surveying equipment.

Latest Patents

One of Nagashima's latest patents is a surveying instrument that includes a reflective prism mounted on a movable part. This invention provides a technique for more smoothly moving a reflective prism to a target position. The instrument consists of a leg part, a base supported by the leg part, and a movable part that can move straight in any direction within a two-dimensional plane relative to the base. Additionally, it features a laser pointer mounted to the movable part that emits guiding light in a vertical direction.

Another significant patent is a position guiding device, method, and program. This device includes a mobile terminal with an imaging part and display, a position information acquiring part for obtaining current and target coordinate information, and a direction sensor for acquiring direction information. The controller generates a target image, allowing for precise positioning of a pole tip within the angle of view.

Career Highlights

Nagashima has worked with prominent companies in the industry, including Kabushiki Kaisha Topcon and Topcon Corporation. His experience in these organizations has contributed to his expertise in developing advanced surveying technologies.

Collaborations

Throughout his career, Nagashima has collaborated with notable colleagues such as Yoshikatsu Miyao and Hajime Shinozaki. These partnerships have likely fostered innovation and the exchange of ideas in the field of surveying.

Conclusion

Terukazu Nagashima's contributions to surveying technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future advancements in surveying instruments.

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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