Location History:
- Tochigi-ken, JP (2016 - 2019)
- Tochigi, JP (2006 - 2021)
- Tokyo, JP (2022)
Company Filing History:
Years Active: 2006-2022
Title: Daisuke Soma: Innovator in Solder Materials
Introduction
Daisuke Soma is a prominent inventor based in Tochigi, Japan, recognized for his significant contributions to the field of solder materials. With an impressive portfolio of 23 patents, Soma has made substantial advancements in the manufacturing and application of solder materials and technologies that cater to the electronics industry.
Latest Patents
Soma's latest patents focus on innovative solder materials, including formulations and manufacturing techniques. One such invention involves a solder material containing Sn or a Sn-containing alloy with a specific range of A (40 to 320 ppm by mass), designed to include an arsenic (As)-enriched layer. Another significant patent covers the development of a range of solder balls, including Cu balls, OSP-treated Cu balls, and Cu core balls. These innovations achieve high sphericity and low hardness while minimizing discoloration. The patents also detail the joining of solder bumps from semiconductor chips to printed circuit board electrodes using specially formulated solder pastes, ensuring high purity and controlled elemental content.
Career Highlights
Daisuke Soma is currently employed at Senju Metal Industry Co., Ltd., a company specialized in manufacturing high-quality metals and solder materials. His work has significantly impacted the industry, promoting advancements in solder technology that are crucial for modern electronics.
Collaborations
Throughout his career, Soma has collaborated with notable colleagues, including Takahiro Roppongi and Hiroyoshi Kawasaki. Together, they have driven innovation forward within the solder material sector, sharing expertise that enhances the functionality and reliability of electronic components.
Conclusion
Daisuke Soma's contributions to solder material innovation position him as a key figure in this technical field. His patents not only reinforce the importance of high-quality materials in electronics but also showcase the ongoing evolution of manufacturing processes that support the industry's future. With a dedicated career at Senju Metal Industry Co., Ltd. and collaboration with talented colleagues, Soma continues to push the boundaries of what is possible in solder technology.