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For the Inventor, By the Inventor

Bizen, Japan

Ryoichi Yoshino

This inventor holds 3 USPTO granted patents. Top assignee: Shinagawa Refractories Co., Ltd.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoichi Yoshino. Retrieved from https://idiyas.com/inventor/ryoichi-yoshino

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

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Bizen, JP (1999)
  • Okayama, JP (1999)

Company Filing History:

goldMedal3 out of 100 
 
Shinagawa Refractories Co., Ltd.
 patents

Years Active: 1999

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3 patents (USPTO):Explore Patents
1. 5942147 - Submerged nozzle replacing device (1999-08-24),
2. 5879579 - Submerged nozzle change device (1999-03-09),
3. 5868954 - Method for joining immersion nozzle (1999-02-09),

Title: Ryoichi Yoshino: Innovator in Submerged Nozzle Technology

Introduction

Ryoichi Yoshino is a notable inventor based in Bizen, Japan. He has made significant contributions to the field of molten metal processing, particularly through his innovative designs for submerged nozzle devices. With a total of 3 patents to his name, Yoshino continues to push the boundaries of technology in his industry.

Latest Patents

Yoshino's latest patents include the "Submerged Nozzle Replacing Device" and the "Submerged Nozzle Change Device." The submerged nozzle change device features a slide valve unit that controls the outflow of molten metal from a containing vessel. It incorporates a pair of guide rails that support a holding case mounted on the submerged nozzle. These guide rails are designed to pivot, allowing for the quick and efficient replacement of old submerged nozzles with new ones. The device also includes a pushing cylinder that facilitates the movement of the new nozzle into position while preventing damage to the contact surfaces.

Career Highlights

Yoshino has dedicated his career to advancing technologies that improve the efficiency and safety of molten metal handling. His work at Shinagawa Refractories Co., Ltd. has positioned him as a key player in the development of innovative solutions for the industry. His patents reflect a deep understanding of the challenges faced in molten metal processing and a commitment to finding effective solutions.

Collaborations

Yoshino has collaborated with several talented individuals in his field, including Kenji Yamamoto and Tadao Taniguchi. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Ryoichi Yoshino's contributions to submerged nozzle technology exemplify his innovative spirit and dedication to improving industrial processes. His patents not only enhance operational efficiency but also ensure the safety and integrity of molten metal handling.

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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