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For the Inventor, By the Inventor

Shizuoka, Japan

Katsutoshi Kuzuno

This inventor holds 20 USPTO granted patents, primarily in Electrical Connectors. Top assignee: Yazaki Corporation. Active years: 1989-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsutoshi Kuzuno. Retrieved from https://idiyas.com/inventor/katsutoshi-kuzuno

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

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 3.1

ph-index = 10

Forward Citations = 381(Granted Patents)


Company Filing History:

goldMedal20 out of 8,381 
 
Yazaki Corporation
 patents

Years Active: 1989-1992

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Areas of Expertise:
Electrical Connector
Multi-Terminal Connector
Terminal Connector
Low Insertion-Force
Adaptable Terminal
Watertight Connector
Connector Housing
Bound Flat Wiring Harness
Bent Flat Wiring Harness
Multipolar Connector
20 patents (USPTO):Explore Patents
1. 5162004 - Multi-terminal electric connector requiring low insertion and removal (1992-11-10),
2. 5129840 - Electrical connector (1992-07-14),
3. 5112244 - Terminal connector (1992-05-12),
4. D325898 - Electrical connector housing (1992-05-05),
5. D325373 - Electrical connector housing (1992-04-14),
6. D324033 - Electrical connector housing (1992-02-18),
7. 5061197 - Multi-terminal electric connector requiring low insertion and removal (1991-10-29),
8. 5000698 - Terminal connector (1991-03-19),
9. 4973271 - Low insertion-force terminal (1990-11-27),
10. 4969831 - Adaptable terminal connector (1990-11-13),
11. D311733 - Housing for an electrical connector (1990-10-30),
12. D311518 - Housing for an electrical connector (1990-10-23),
13. D311379 - Housing for an electrical connector (1990-10-16),
14. D311375 - Housing for an electrical connector (1990-10-16),
15. 4952155 - Electrical connector (1990-08-28),

Title: **Katsutoshi Kuzuno: Innovator in Electric Connector Technology**

Introduction

Katsutoshi Kuzuno is a renowned inventor based in Shizuoka, Japan, recognized for his significant contributions to the field of electric connector technology. With an impressive portfolio of 20 patents, Kuzuno has made a lasting impact on the industry through his innovative designs and solutions.

Latest Patents

Among his latest patents, one stands out for its ingenuity: the Multi-terminal electric connector requiring low insertion and removal. This connector is designed to minimize the force needed to insert and withdraw connectors, even when working with groups of 20 to 40 terminals. It features a male portion that fits into a female portion and incorporates a cam mechanism. This mechanism allows the male casing to slide horizontally between its original position and the terminal contact position, ensuring a smoother connection process with less required force.

Another notable invention is the Electric connector, which features long and short terminal lugs installed in alternate slots of the connector housing. These terminal lugs consist of an electrical contact portion and a wider wire connecting portion, connected through an intermediate link portion. The staggered arrangement of the terminal lugs allows for a reduction in the size of the connector housing, thus enhancing its efficiency and compactness.

Career Highlights

Katsutoshi Kuzuno has dedicated his career to Yazaki Corporation, a leading provider of automotive components and systems. His work has resulted in groundbreaking advancements in electric connector technology, making him a valuable asset to the company and the industry at large.

Collaborations

Throughout his career, Kuzuno has collaborated with talented coworkers such as Shigeo Ishizuka and Kazuaki Sakurai. These collaborations have played a crucial role in the development of innovative solutions and have contributed to the success of their projects in electrical engineering.

Conclusion

Katsutoshi Kuzuno's contributions to electricity connector technology are a testament to his creativity and dedication as an inventor. His latest patents, born from a deep understanding of engineering principles, continue to pave the way for advancements in the industry, ensuring safer and more efficient connections in various applications.

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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