Matsudo, Japan

Masashi Yoneyama

This inventor holds 11 USPTO granted patents, plus 4 CIPO patents and 3 EPO patents. Top assignee: Yoshino Kogyosho Co., Ltd.. Active years: 2000-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Yoneyama. Retrieved from https://idiyas.com/inventor/masashi-yoneyama

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


% Patents Active = 72.7


 

Average Co-Inventor Count = 4.5

ph-index = 7

Forward Citations = 151(Granted Patents)


Location History:

  • Tokyo, JP (2000)
  • Koto-ku, JP (2001 - 2006)
  • Matsudo, JP (2004 - 2010)

Company Filing History:


Years Active: 2000-2010

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11 patents (USPTO):Explore Patents

Title: Masashi Yoneyama: Innovator in Synthetic Resin Technology

Introduction

Masashi Yoneyama is a prominent inventor based in Matsudo, Japan. He has made significant contributions to the field of synthetic resin technology, holding a total of 11 patents. His innovative designs have paved the way for advancements in container manufacturing.

Latest Patents

Yoneyama's latest patents include a synthetic resin container with a thin wall. This container features a body comprising front and rear walls, along with side walls that intersect the elliptic cross section of the front and rear walls. The design includes a bottom with a peripheral wall and a reinforcing rib, enhancing its structural integrity. Another notable patent is for peelably laminated blow-molded containers. This design incorporates an outer layer of synthetic resin and an inner layer that is peelably laminated, allowing for high manufacturing efficiency while maintaining mechanical strength.

Career Highlights

Yoneyama has dedicated his career to developing innovative solutions in the field of synthetic resin. His work at Yoshino Kogyosho Co., Ltd. has been instrumental in advancing container technology. His patents reflect a commitment to improving product functionality and manufacturing processes.

Collaborations

Throughout his career, Yoneyama has collaborated with notable colleagues, including Takayuki Goto and Yoshio Akiyama. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Masashi Yoneyama's contributions to synthetic resin technology have established him as a leading inventor in his field. His innovative patents continue to influence the industry and enhance product design.

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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