Tokyo, Japan

Takashi Nagashima

This inventor holds 5 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Pioneer Electronic Corporation, Japan Atomic Energy Institute. Active years: 1990-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Nagashima. Retrieved from https://idiyas.com/inventor/takashi-nagashima-2zsrpfcj

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 44(Granted Patents)


Location History:

  • Naka, JP (1993)
  • Katsuta, JP (1994)
  • Tokyo, JP (1990 - 1995)

Company Filing History:


Years Active: 1990-1995

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5 patents (USPTO):Explore Patents

Title: The Innovations of Takashi Nagashima

Introduction

Takashi Nagashima is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of technology, particularly in the areas of projection systems and gyrotron apparatus. With a total of 5 patents to his name, Nagashima's work has had a lasting impact on the industry.

Latest Patents

One of his latest patents is a projection system for projection TV sets. This innovative design includes a screen assembly, a reflector mirror located behind the screen assembly, and a projection source with a lens system. The system is engineered to project rays of light to the rear side of the screen assembly through the reflector mirror. The projection source is strategically arranged below the reflector mirror, ensuring that the reflected ray of light is incident from the upper side to the lower side relative to the screen. Another notable patent is a gyrotron apparatus featuring vibration absorbing means. In this design, an oscillator tube unit and a collector are coupled by a bellows, with the collector housed in an evaporation boiler jacket. The oscillator tube is supported on a stand, while the collector and boiler jacket are supported on another stand.

Career Highlights

Throughout his career, Takashi Nagashima has worked with notable companies such as Kabushiki Kaisha Toshiba and Pioneer Electronic Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies.

Collaborations

Nagashima has collaborated with talented individuals in the field, including Keishi Sakamoto and Kazuya Akiyama. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Takashi Nagashima's contributions to technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in projection systems and gyrotron 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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