Hiromasa Ota

Title: Hiromasa Ota: Innovator in Flexible Printed Board Technology

Introduction

Hiromasa Ota is a notable inventor based in Tochigi, Japan. He has made significant contributions to the field of flexible printed board technology, holding three patents that showcase his innovative approach to enhancing the quality and performance of electronic components.

Latest Patents

Ota's latest patents include a flexible printed board and a method of manufacturing the same. This invention focuses on increasing bonding strength, preventing curling, and ensuring excellent dimensional stability. The flexible printed board features a copper foil with first and second polyimide-resin layers that are sequentially laminated. The first polyimide layer, which contacts the copper foil, is created from a polyimide precursor containing polyamic acid components. These components are prepared through reactions of acid anhydride and amine, as well as polyimide components from reactions of acid anhydride and isocyanate. Another significant patent is for a flexible printed circuit board designed to minimize curling. This board includes a first polyimide-resin layer with a conductor pattern on one surface, while a second polyimide-resin layer covers and protects the circuit.

Career Highlights

Hiromasa Ota is currently employed at Sony Chemicals Corporation, where he continues to develop innovative solutions in the field of flexible electronics. His work has been instrumental in advancing the technology used in various electronic devices.

Collaborations

Ota collaborates with Akira Tsutsumi, a fellow innovator, to further enhance their research and development efforts in flexible printed board technology.

Conclusion

Hiromasa Ota's contributions to flexible printed board technology reflect his commitment to innovation and excellence. His patents demonstrate a deep understanding of materials and manufacturing processes, positioning him as a key figure in the electronics industry.