Tokyo, Japan

Kazuhiko Sekiguchi

This inventor holds 6 USPTO granted patents. Top assignee: Zebra Co., Ltd.. Active years: 1981-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Sekiguchi. Retrieved from https://idiyas.com/inventor/kazuhiko-sekiguchi

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 = 1.1

ph-index = 5

Forward Citations = 75(Granted Patents)


Location History:

  • Nerimaku, JP (1990)
  • Tokyo, JP (1981 - 1996)

Company Filing History:


Years Active: 1981-1996

Loading Chart...
6 patents (USPTO):Explore Patents

Title: Kazuhiko Sekiguchi: Innovator in Correction Technology

Introduction

Kazuhiko Sekiguchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of writing instruments, particularly through his innovative designs and patents. With a total of six patents to his name, Sekiguchi continues to push the boundaries of functionality and design in everyday writing tools.

Latest Patents

One of Sekiguchi's latest inventions is a correction liquid dispenser designed for applying correction fluid to writing errors. This dispenser features a valving rotary ball that controls the dispensing mechanism. The rotary ball is normally biased against a spring member via an elongated biasing element, which effectively shuts off the dispensing of the correction liquid when not in use. To ensure the integrity of both shut-off and dispensing, the biasing member is a cylindrical component that has been integrally deformed at the end distant from the rotary ball. This design provides an outwardly extending stepped portion that firmly engages with the biasing spring, enhancing the reliability of the dispenser.

Career Highlights

Kazuhiko Sekiguchi is currently employed at Zebra Co., Ltd., a company known for its high-quality writing instruments. His work at Zebra has allowed him to develop and refine his innovative ideas, contributing to the company's reputation for excellence in the writing instrument market.

Collaborations

Sekiguchi collaborates with fellow inventor Yoshihiko Chikugo, sharing insights and expertise to further enhance their inventions. Their partnership exemplifies the spirit of innovation and teamwork in the field of product development.

Conclusion

Kazuhiko Sekiguchi's contributions to the writing instrument industry through his inventive designs and patents highlight his role as a key innovator. His work continues to influence the way we interact with writing tools, making everyday tasks more efficient and effective.

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]
Loading…