Ebina, Japan

Kazunari Nakagawa

This inventor holds 19 USPTO granted patents, primarily in Display Technology. Top assignees: Hitachi, Ltd., Hitachi Maxell, Limited, Hitachi Maxwell, Ltd.. Active years: 1991-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazunari Nakagawa. Retrieved from https://idiyas.com/inventor/kazunari-nakagawa

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


% Patents Active = 73.7

Average Co-Inventor Count = 5.5

ph-index = 8

Forward Citations = 212(Granted Patents)


Location History:

  • Toride, JP (1991 - 1997)
  • Ebina, JP (1998 - 2004)
  • Yokohama, JP (2003 - 2004)
  • Tokyo, JP (2005)

Company Filing History:


Years Active: 1991-2005

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Areas of Expertise:
Semiconductor Chip
Liquid Crystal Display
Projection Lens System
Image Display Apparatus
Optical Device
Rear Projection
Data Transfer
Cooling Medium
Translucent Screen
Laminated Semiconductor
Composite Magnetic Head
Contactless Transfer
19 patents (USPTO):Explore Patents

Title: Kazunari Nakagawa: Innovator in Semiconductor and Display Technologies

Introduction

Kazunari Nakagawa, a prominent inventor based in Ebina, Japan, holds an impressive portfolio of 19 patents. His contributions to the field of semiconductor technology and liquid crystal displays have notably advanced the industry, enabling innovations that improve device performance and reliability.

Latest Patents

Among his latest inventions, Nakagawa has developed a groundbreaking semiconductor chip and associated devices. His semiconductor chip features a rewiring layer-integral type that effectively mitigates malfunctions caused by noise and enhances communication characteristics. This innovative chip incorporates an antenna coil formed around the analog circuitry, strategically placed to avoid negative impacts on performance.

Additionally, Nakagawa's patent for a liquid crystal display apparatus and an optical device addresses the need for high brightness and temperature management in compact structures. This apparatus includes a liquid crystal display element and an optical projection system, ensuring efficient power management while maintaining optimal viewing experiences.

Career Highlights

Throughout his career, Kazunari Nakagawa has worked with notable companies such as Hitachi, Ltd. and Hitachi Maxell, Limited. His experience in these prestigious organizations highlights his expertise and commitment to innovation within the semiconductor and display sectors.

Collaborations

Nakagawa has collaborated with talented coworkers like Naoyuki Ogura and Koji Hirata, further fostering an environment of creativity and innovation. These collaborations have contributed to his successful patent filings and the realization of cutting-edge technologies.

Conclusion

Kazunari Nakagawa exemplifies the spirit of innovation in the technology industry. His advancements in semiconductor chips and liquid crystal displays not only showcase his inventive prowess but also emphasize his significant role in driving technological progress. As he continues to explore new frontiers, Nakagawa undoubtedly remains a key figure in the evolution of electronic 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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