Osaka, Japan

Masakazu Hirayama

This inventor holds 3 USPTO granted patents and 3 published patent applications. Top assignees: Fuji Seal, Inc., Matsushita Electric Industrial Co., Ltd.. Active years: 1997-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakazu Hirayama. Retrieved from https://idiyas.com/inventor/masakazu-hirayama

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 = 66.7

Average Co-Inventor Count = 4.2

ph-index = 3

Forward Citations = 47(Granted Patents)


Location History:

  • Higashiosaka, JP (1998)
  • Osaka, JP (1997 - 2003)

Company Filing History:


Years Active: 1997-2003

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3 patents (USPTO):Explore Patents

Title: Masakazu Hirayama: Innovator in Metal Can Technology

Introduction

Masakazu Hirayama is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of packaging technology, particularly in the development of innovative metal can labels. With a total of 3 patents to his name, Hirayama's work showcases his expertise and creativity in this specialized area.

Latest Patents

Hirayama's latest patents include a unique metal can label and a heat-sensitive jacket label for batteries. The metal can label is designed to be bonded to a metal can through heating. It features a thermally stable transparent label substrate and an adhesive layer made of thermosetting resin. This innovative label design includes either a printer layer or a deposited metal layer, or both, positioned between the transparent label layer and the adhesive layer. Additionally, the label has a clear portion at its edge, which is laminated without the interposition of either the print layer or the deposited metal layer. The second patent, the heat-sensitive jacket label for batteries, consists of a base made from heat-shrinking film, a metal layer on the back surface, a heat-resistant insulating layer, and a heat-sensitive adhesive. This design allows the base to heat-shrink at a temperature significantly higher than that required for the adhesive to bond.

Career Highlights

Throughout his career, Masakazu Hirayama has worked with prominent companies such as Fuji Seal, Inc. and Matsushita Electric Industrial Co., Ltd. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into the industry.

Collaborations

Hirayama has collaborated with several talented individuals, including Tetsuo Hata and Takeshi Kyogane. These partnerships have likely enriched his work and led to innovative solutions in packaging technology.

Conclusion

Masakazu Hirayama's contributions to metal can technology and packaging innovation are noteworthy. His patents reflect a commitment to advancing the industry and improving product functionality. His work continues to influence the field and inspire future innovations.

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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