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For the Inventor, By the Inventor

Kawagoe, Japan

Koji Okuyama

This inventor holds 8 USPTO granted patents. Top assignee: Bridgestone Corporation. Active years: 1989-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Okuyama. Retrieved from https://idiyas.com/inventor/koji-okuyama

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

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 76(Granted Patents)


Location History:

  • Kawagoe, JP (1992 - 1993)
  • Kodaira, JP (1989 - 1995)

Company Filing History:

goldMedal8 out of 5,196 
 
Bridgestone Corporation
 patents

Years Active: 1989-1995

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8 patents (USPTO):Explore Patents
1. 5415217 - Belt-like member attaching method and apparatus (1995-05-16),
2. 5234097 - Tire component member conveying apparatus (1993-08-10),
3. 5213651 - Tire building method and apparatus (1993-05-25),
4. 5195411 - Method and apparatus for correcting cut edge position (1993-03-23),
5. 5194107 - Belt-like member attaching method and apparatus (1993-03-16),
6. 5175930 - Method and apparatus for attaching belt-shaped member to forming drum (1993-01-05),
7. 5092946 - Method for sticking a belt-like member and apparatus therefore (1992-03-03),
8. 4867434 - Apparatus for grasping ends of belt-like members (1989-09-19),

Title: Koji Okuyama: Innovator in Tire Component Technology

Introduction

Koji Okuyama is a prominent inventor based in Kawagoe, Japan. He has made significant contributions to the field of tire component technology, holding a total of 8 patents. His innovative approaches have led to advancements in methods and apparatuses used in the manufacturing and assembly of tire components.

Latest Patents

One of Okuyama's latest patents is a "Belt-like member attaching method and apparatus." This invention outlines a method for attaching a belt-like member, which is transferred by a conveyor, to the circumference of a drum. The process involves detecting the leading and trailing ends of the belt-like member, transferring it until the leading end reaches a set position, and rotating the drum to ensure uniform attachment. This method compensates for any excess or shortage in length, ensuring a precise fit. Another notable patent is the "Tire component member conveying apparatus," which describes a system for conveying a belt-like tire component to a shaping drum. This apparatus features a conveyor belt with a toothed portion that meshes with a driving drum, enhancing the efficiency of the conveying process.

Career Highlights

Okuyama's career is marked by his work at Bridgestone Corporation, a leading company in the tire manufacturing industry. His innovative contributions have played a crucial role in improving production techniques and enhancing product quality.

Collaborations

Throughout his career, Okuyama has collaborated with talented individuals such as Makoto Yamamoto and Akihito Ichinohe. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in tire manufacturing.

Conclusion

Koji Okuyama's inventive spirit and dedication to advancing tire component technology have made him a significant figure in his field. His patents reflect a commitment to innovation and efficiency, contributing to the ongoing evolution of tire manufacturing processes.

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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