Kikuchi, Japan

Toru Kokogawa

This inventor holds 4 USPTO granted patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Advanced Display, Inc.. Active years: 1990-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toru Kokogawa. Retrieved from https://idiyas.com/inventor/toru-kokogawa-kxi0doc9

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

Calculating rank

% Patents Active = 75.0

Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 212(Granted Patents)


Location History:

  • Amagasaki, JP (1990)
  • Kikuchi-gun, JP (2000 - 2006)

Company Filing History:


Years Active: 1990-2006

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4 patents (USPTO):Explore Patents

Title: The Innovations of Toru Kokogawa

Introduction

Toru Kokogawa is a notable inventor based in Kikuchi, Japan. He has made significant contributions to the field of display technology, holding a total of 4 patents. His work focuses on enhancing the performance and efficiency of liquid crystal display devices.

Latest Patents

Kokogawa's latest patents include a planar light source unit and a display device. The light guide plate in his design features a hologram pattern on its light exit surface, which anisotropically diffuses light in a specific direction. Additionally, he has developed a rigid circuit board for liquid crystal displays that includes a cutout for flexibility, allowing for improved functionality in electronic devices.

Career Highlights

Throughout his career, Toru Kokogawa has worked with prominent companies such as Mitsubishi Electric Corporation and Advanced Display, Inc. His experience in these organizations has contributed to his expertise in display technologies and circuit design.

Collaborations

Kokogawa has collaborated with talented individuals in his field, including Hayato Takasago and Mitsuyuki Takada. These partnerships have fostered innovation and advancement in the technologies he has developed.

Conclusion

Toru Kokogawa's contributions to display technology and his innovative patents highlight his role as a significant inventor in the industry. His work continues to influence advancements in liquid crystal display devices.

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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