Yokohama, Japan

Gaku Kawaguchi

This inventor holds 22 USPTO granted patents and 4 EPO patents, primarily in Fastening Technology. Top assignees: Nifco Inc., Canon Kabushiki Kaisha. Active years: 2008-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gaku Kawaguchi. Retrieved from https://idiyas.com/inventor/gaku-kawaguchi

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


% Patents Active = 95.5


Average Co-Inventor Count = 1.1

ph-index = 8

Forward Citations = 168(Granted Patents)


Location History:

  • Yokohama, JP (2008 - 2018)
  • Yokosuka, JP (2018 - 2019)

Company Filing History:


Years Active: 2008-2025

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Areas of Expertise:
Cord Lock
Buckle
Belt Adjustment Tool
Fastening Tool
Hook
Male Body for Buckle
Cord-Lock Device
Belt Adjustment Device
22 patents (USPTO):Explore Patents

Title: Innovations by Gaku Kawaguchi

Introduction

Gaku Kawaguchi is an innovative inventor based in Yokohama, Japan, known for his significant contributions to product design and engineering. With 21 patents under his name, Kawaguchi has made remarkable strides in developing practical solutions that enhance everyday objects and their functions.

Latest Patents

Kawaguchi's latest inventions include a unique cord lock and a versatile buckle. The cord lock features a female member with multiple openings and fastening portions, designed to secure a string securely. The male member engages with the female side, while a spring mechanism allows for easy release and adjustment of tension. This design focuses on user convenience and functionality.

The buckle invention consists of a male member with flexible arms that easily insert into a female member’s hole. Each flexible arm curves outwardly, providing a secure attachment when engaged. This design not only enhances durability but also simplifies the fastening process, making it user-friendly across varied applications.

Career Highlights

Kawaguchi currently works at Nifco Inc., a prominent company specializing in plastic fastening technologies. His ability to innovate and solve design challenges has been integral to Nifco's success in creating competitive and effective products. His work emphasizes engineering precision and customer-focused solutions.

Collaborations

Throughout his career, Kawaguchi has collaborated with notable colleagues such as Yohei Shimizu and Ki-Po Sim. Their teamwork has pushed the boundaries of design and functionality, leading to successful patent applications that reflect their collective expertise and creative thinking.

Conclusion

Gaku Kawaguchi exemplifies the spirit of innovation through his impressive portfolio of patents. His latest contributions in cord locks and buckles showcase his commitment to creating functional and user-friendly designs. As a driving force at Nifco Inc., Kawaguchi continues to impact the industry and inspire future inventions.

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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