Kadoma, Japan

Hiroki Kitagawa

This inventor holds 21 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Fluorescent Lamp Technology. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation. Active years: 2006-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Kitagawa. Retrieved from https://idiyas.com/inventor/hiroki-kitagawa-z9ej4695

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

Calculating rank
USPTO Granted Patents = 21 

% Patents Active = 66.7


Average Co-Inventor Count = 2.2

ph-index = 5

Forward Citations = 259(Granted Patents)


Location History:

  • Kouga-gun, JP (2006)
  • Takatsuki, JP (2008)
  • Kusatsu, JP (2006 - 2009)
  • Kadoma, JP (2007 - 2010)
  • Aichi, JP (2011)

Company Filing History:


Years Active: 2006-2011

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Areas of Expertise:
Fluorescent Lamp
Inspection Method
Luminous Efficiency
Self-Ballasted
Arc Tube
High-Frequency Inverter
Repairing Device
Organic Electroluminescence
21 patents (USPTO):Explore Patents

Title: Hiroki Kitagawa: Innovator in Organic Electroluminescence and Semiconductor Inspection

Introduction

Hiroki Kitagawa is a prominent inventor hailing from Kadoma, Japan. Holding a remarkable portfolio of 21 patents, Kitagawa has made significant contributions in the fields of organic electroluminescence panels and semiconductor inspection technologies. His innovative methods and devices have advanced the industry, ensuring higher quality and reliability in electronic devices.

Latest Patents

Among Kitagawa's latest inventions are two patents that stand out for their technical sophistication. The first is an **Inspection Method and Inspection Device for Organic Electroluminescence Panel**. This method involves applying a precise voltage to pixels of color filters on an organic electroluminescence panel and detecting the leakage light emitted. It allows for the adjustment of light emissions to fall within specified permissible values for different color filters. This thorough process contributes to ensuring the panel's quality through careful inspection.

The second patent is a **Method and Apparatus for Inspecting Semiconductor Device**. This invention utilizes pulse laser beam irradiation on semiconductor structures, comparing the detected electromagnetic wave amplitude to that of a reference device. By correcting detection sensitivity and eliminating measurement errors, this method allows for a precise determination of the semiconductor device's quality.

Career Highlights

Hiroki Kitagawa's career has included pivotal roles in well-known companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His experiences at these organizations have enabled him to refine his skills and contribute to groundbreaking technologies. His dedication and innovative spirit have garnered respect from peers in the industry.

Collaborations

Throughout his professional journey, Kitagawa has collaborated with exceptional talents, including coworkers Shiro Iida and Akiko Nakanishi. These collaborations have likely played an important role in facilitating the exchange of ideas, leading to the development of advanced technologies in their field.

Conclusion

Hiroki Kitagawa stands out as a leading innovator with a wealth of experience and a strong patent portfolio in the realms of organic electroluminescence and semiconductor inspection. His work not only exemplifies creativity and technical prowess but also contributes to the advancement of modern electronic devices. As technologies continue to evolve, Kitagawa's inventions are likely to remain influential in shaping the future of 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]
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