Yokohama, Japan

Noritaka Ashizawa

This inventor holds 3 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Ushio Denki Kabushiki Kaisha. Active years: 2017-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Noritaka Ashizawa. Retrieved from https://idiyas.com/inventor/noritaka-ashizawa

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.8

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Yokohama, JP (2017)
  • Tokyo, JP (2023)

Company Filing History:


Years Active: 2017-2025

Loading Chart...
Loading Chart...
3 patents (USPTO):Explore Patents

Title: Noritaka Ashizawa: Innovator in Light Source Technology

Introduction

Noritaka Ashizawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of light source technology, holding a total of 3 patents. His innovative work focuses on devices that enhance the efficiency and safety of light sources.

Latest Patents

One of Ashizawa's latest patents is a debris mitigation device and light source apparatus. This device includes a static foil trap designed to capture debris while allowing light to pass through. The trap features an enclosure section with an incident opening for light entry, an emission opening for light output, and a pressure-increasing mechanism that optimizes the internal space for light travel. Another notable patent is the extreme ultraviolet light source apparatus, which utilizes a rotating disc-shaped cathode and anode to generate plasma and emit extreme ultraviolet light. This apparatus includes an energy beam irradiation device and an irradiation position adjusting mechanism, all housed in a protective casing.

Career Highlights

Ashizawa's career is marked by his dedication to advancing light source technology. His work has led to the development of innovative devices that address critical challenges in the field. He is associated with Ushio Denki Kabushiki Kaisha, a company known for its expertise in lighting solutions.

Collaborations

Throughout his career, Ashizawa has collaborated with notable colleagues, including Hironobu Yabuta and Christof Metzmacher. These partnerships have contributed to the success of his projects and the advancement of technology in their respective fields.

Conclusion

Noritaka Ashizawa is a distinguished inventor whose work in light source technology has led to significant advancements. His patents reflect a commitment to innovation and problem-solving in the industry.

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]
Loading…