Noda, Japan

Yoshiro Hakamada

This inventor holds 1 USPTO granted patent. Top assignee: Victor Company of Japan, Limited. Active years: 1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiro Hakamada. Retrieved from https://idiyas.com/inventor/yoshiro-hakamada-u7nyhwl0

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 = 2.0

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1996

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1 patent (USPTO):Explore Patents

Title: Yoshiro Hakamada: Innovator in Thermal Transfer Printing Technology

Introduction

Yoshiro Hakamada is a notable inventor based in Noda, Japan. He has made significant contributions to the field of printing technology, particularly with his innovative approach to thermal transfer printing systems. His work has led to advancements that enhance the quality and efficiency of printing processes.

Latest Patents

Hakamada holds a patent for a fusion-type thermal transfer printing system. This system utilizes an ink ribbon that features a thin film and a heat fusible ink applied at an ink application rate of 2.5 g/m² or less. The system is designed to work with a porous-surface recording medium, which includes a substrate and a porous-surface layer. The diameters of the pores in this layer range from 1 to 10 micrometers. The printing system incorporates a thermal head equipped with multiple heating resistors arranged in a line at regular intervals of 8 dot/mm or less. The temperature gradient of these resistors is optimized to achieve the highest temperature at the center, decreasing towards the ends. Additionally, a gradation control circuit is employed to manage the ink fusion areas heated by the resistors, allowing for the creation of multi-gradation images on the recording medium.

Career Highlights

Hakamada is currently associated with the Victor Company of Japan, Limited, where he continues to innovate in the field of printing technology. His work has been instrumental in developing systems that improve the quality of printed images and the efficiency of the printing process.

Collaborations

Hakamada has collaborated with Hideshi Tanaka, contributing to the advancement of their shared projects in printing technology.

Conclusion

Yoshiro Hakamada's contributions to thermal transfer printing technology exemplify his innovative spirit and dedication to enhancing printing processes. His patent reflects a significant advancement in the field, showcasing his expertise and commitment to innovation.

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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