Tokyo, Japan

Shigeharu Kawai

This inventor holds 2 USPTO granted patents. Top assignees: Fuji Electric Co., Ltd., Nippon Steel Corporation. Active years: 1988-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeharu Kawai. Retrieved from https://idiyas.com/inventor/shigeharu-kawai

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Tokyo, JP (1988)
  • Kawasaki, JP (1996)

Company Filing History:


Years Active: 1988-1996

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2 patents (USPTO):Explore Patents

Title: Shigeharu Kawai: Innovator in Document Processing and Waste Gas Management

Introduction

Shigeharu Kawai is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of document processing and waste gas management. With a total of 2 patents, Kawai's work reflects his innovative approach to solving complex engineering problems.

Latest Patents

Kawai's latest patents include a two-level document processing method and a converter pressure control device for waste gas disposal. The two-level document processing method enhances the efficiency of document preparation by utilizing an upstream document to create a downstream document. This method involves comparing the upstream document with a deletion document to refine the content and eliminate unnecessary information. The converter pressure control device, on the other hand, optimizes the management of waste gas by adjusting the flow based on pressure differences detected in the converter.

Career Highlights

Throughout his career, Shigeharu Kawai has worked with prominent companies such as Fuji Electric Co., Ltd. and Nippon Steel Corporation. His experience in these organizations has allowed him to develop and implement innovative solutions in his field.

Collaborations

Kawai has collaborated with notable colleagues, including Toru Yoshida and Kenji Uemoto. Their combined expertise has contributed to the advancement of technologies in their respective areas.

Conclusion

Shigeharu Kawai's contributions to innovation in document processing and waste gas management highlight his role as a significant inventor. His patents demonstrate a commitment to improving efficiency and effectiveness in engineering practices.

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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