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For the Inventor, By the Inventor

Warabi, Japan

Bunsaku Yoshida

This inventor holds 5 USPTO granted patents. Top assignees: G-C Dental Industrial Corp., Other. Active years: 1983-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Bunsaku Yoshida. Retrieved from https://idiyas.com/inventor/bunsaku-yoshida

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 54(Granted Patents)


Location History:

  • Warabi, JP (1983 - 1987)
  • Ichikawa, JP (1987 - 1988)

Company Filing History:

goldMedal5 out of 82 
 
G-C Dental Industrial Corp.
 patents
silverMedal3 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1983-1988

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5 patents (USPTO):Explore Patents
1. 4768951 - Dental tray (1988-09-06),
2. 4713403 - Dental composite resin composition (1987-12-15),
3. 4702765 - Method of making selenium-containing amalgam alloys for dental (1987-10-27),
4. 4528034 - Selenium-containing amalgam alloys for dental restoration and method for (1985-07-09),
5. 4385892 - Setting compositions for dental purposes (1983-05-31),

Title: Bunsaku Yoshida: Innovator in Dental Technology

Introduction

Bunsaku Yoshida is a notable inventor based in Warabi, Japan. He has made significant contributions to the field of dental technology, holding a total of 5 patents. His work focuses on improving dental materials and tools, enhancing both functionality and patient comfort.

Latest Patents

Yoshida's latest patents include a dental tray designed for direct contact with the mucosal surface of the mouth. This tray is made from a thermoplastic resin material that is transparent to activating light energy radiation and can be softened at temperatures ranging from 40°C to 70°C. Another significant patent is for a dental composite resin composition, which consists of a polymerizable monomer, an inorganic and/or organic filler, gold powder and/or a gold-color alloy powder, and a polymerization catalyst. This composition is particularly useful as a filling material for repairing tooth cavities, offering a gold-color luster, excellent abrasion resistance, and superior x-ray contrast.

Career Highlights

Throughout his career, Bunsaku Yoshida has worked with G-C Dental Industrial Corporation, where he has contributed to the development of innovative dental products. His expertise in dental materials has positioned him as a key figure in the industry.

Collaborations

Yoshida has collaborated with notable professionals in the field, including Atsushige Sato and Ishi Miura. These partnerships have furthered his research and development efforts, leading to advancements in dental technology.

Conclusion

Bunsaku Yoshida's contributions to dental technology through his patents and collaborations highlight his role as an innovator in the field. His work continues to impact dental practices and improve patient care.

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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