Nagoya, Japan

Takeyuki Kamiyama

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: Shachihata Inc.. Active years: 2001-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeyuki Kamiyama. Retrieved from https://idiyas.com/inventor/takeyuki-kamiyama

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 1.6

ph-index = 2

Forward Citations = 34(Granted Patents)


Location History:

  • Ichinomiya, JP (2012)
  • Nagoya, JP (2001 - 2020)

Company Filing History:


Years Active: 2001-2020

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3 patents (USPTO):Explore Patents

Title: Takeyuki Kamiyama: Innovator in Self-Inking Stamp Technology

Introduction

Takeyuki Kamiyama is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of innovation, particularly in the design and functionality of self-inking stamps. With a total of three patents to his name, Kamiyama's work reflects a commitment to enhancing everyday tools through inventive solutions.

Latest Patents

Among his latest patents, Kamiyama has developed a self-inking stamp that addresses common issues faced during the replacement of character arrangement blocks and ink pads. The invention features an inner frame member equipped with a reversing guide and an outer frame member that is slidably mounted on the inner frame. This design allows for a smooth transition during the replacement process, ensuring that the locked condition of the stamp is maintained until the user is ready to disengage it. The innovative mechanism includes a projection on the inner frame that interacts with a pusher on the outer frame, facilitating a secure and user-friendly experience.

Career Highlights

Kamiyama is currently associated with Shachihata Inc., a company known for its expertise in stamp technology and office supplies. His work at Shachihata has allowed him to focus on practical innovations that improve the functionality and reliability of stamping devices. His dedication to research and development has positioned him as a key player in the industry.

Collaborations

Throughout his career, Kamiyama has collaborated with talented individuals such as Natsuki Yamada and Musashi Kimura. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge products.

Conclusion

Takeyuki Kamiyama's contributions to the field of self-inking stamps exemplify the impact of innovative thinking in everyday tools. His patents not only enhance functionality but also improve user experience, showcasing the importance of continuous innovation in technology.

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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