Tokyo, Japan

Kazuaki Tagawa

This inventor holds 8 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 1977-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuaki Tagawa. Retrieved from https://idiyas.com/inventor/kazuaki-tagawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 109(Granted Patents)


Location History:

  • Tokyo, JA (1977 - 1978)
  • Tokyo, JP (1978 - 1988)

Company Filing History:


Years Active: 1977-1988

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8 patents (USPTO):Explore Patents

Title: Kazuaki Tagawa: Innovator in Charging Technology

Introduction

Kazuaki Tagawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of charging technology, holding a total of 8 patents. His work focuses on enhancing the efficiency and stability of charging devices.

Latest Patents

Among his latest innovations is the "Ventilated Corona Charging" device. This invention features a corona wire that is subjected to high voltage, an electrically conductive shield that partially encloses the wire, and a blower that directs air into specific regions to ensure uniform and stable corona discharge. Another notable patent is for an "Electronic Copying Apparatus," which showcases his versatility in developing advanced electronic devices.

Career Highlights

Kazuaki Tagawa is currently associated with Ricoh Company, Ltd., a leading firm in imaging and electronics. His role at Ricoh has allowed him to push the boundaries of technology and contribute to the company's innovative product lineup.

Collaborations

Throughout his career, Tagawa has collaborated with notable colleagues, including Nobuyuki Yanagawa and Tsutomu Watanabe. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their respective fields.

Conclusion

Kazuaki Tagawa's contributions to charging technology and electronic devices highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving efficiency and functionality 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]
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