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For the Inventor, By the Inventor

Ibaraki, Japan

Seiki Yamada

This inventor holds 7 USPTO granted patents. Top assignee: Sumitomo Rubber Industries Limited. Active years: 1990-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiki Yamada. Retrieved from https://idiyas.com/inventor/seiki-yamada

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 34(Granted Patents)


Location History:

  • Ibaraki, JP (1990 - 1993)
  • Shirakawa, JP (1999 - 2001)

Company Filing History:

goldMedal7 out of 4,544 
 
Sumitomo Rubber Industries Limited
 patents

Years Active: 1990-2001

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7 patents (USPTO):Explore Patents
1. 6258189 - Method and apparatus for manufacturing tire (2001-07-10),
2. 5882452 - Method and apparatus for manufacturing tire with reduced radial runout (1999-03-16),
3. 5193600 - Tire grooving apparatus and method (1993-03-16),
4. 5144996 - Tire grooving apparatus and method (1992-09-08),
5. 5074346 - Tire grooving apparatus (1991-12-24),
6. 4959553 - Method for measuring shape and apparatus therefor (1990-09-25),
7. 4895029 - Method of and apparatus for detecting defects of elastic-member joint (1990-01-23),

Title: Seiki Yamada: Innovator in Tire Manufacturing

Introduction

Seiki Yamada is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of tire manufacturing, holding a total of 7 patents. His innovative approaches have led to advancements in the production processes of tires, enhancing their quality and performance.

Latest Patents

Yamada's latest patents include a "Method and apparatus for manufacturing tire," which features a means for measuring deviation that assesses the vertical deviation of a green tire from circularity while it is clamped by a green tire building drum. This method ensures that the green tire is shaped into a complete circle according to the measured value. Another notable patent is the "Method and apparatus for manufacturing tire with reduced radial runout," which employs a similar measuring technique to achieve improved circularity in tire production.

Career Highlights

Seiki Yamada is associated with Sumitomo Rubber Industries Limited, a leading company in the tire manufacturing sector. His work has been instrumental in developing innovative solutions that address common challenges in tire production.

Collaborations

Yamada has collaborated with notable coworkers such as Satoru Kinuhata and Masayuki Sakamoto, contributing to a dynamic team focused on innovation in tire technology.

Conclusion

Seiki Yamada's contributions to tire manufacturing through his patents and collaborative efforts highlight his role as a key innovator in the industry. His work continues to influence the quality and efficiency of tire production 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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