Location History:
- Tokyo, JP (2022)
- Fukuoka, JP (2024)
Company Filing History:
Years Active: 2022-2024
Title: Ryu Shishino: Innovator in Pd Alloy Technology
Introduction
Ryu Shishino is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of palladium (Pd) alloys for electric and electronic devices. With a total of two patents to his name, Shishino's work focuses on enhancing the performance and manufacturability of these materials.
Latest Patents
Shishino's latest patents include innovations in Pd alloy technology. One of his notable inventions is a Pd alloy material and probe pin for electric and electronic devices. The objective of this invention is to provide a Pd alloy that balances specific resistance, hardness, and processability at a higher level than previously achieved. The composition of this Pd alloy includes 50.1 mass % to 55.5 mass % of Pd, 6.3 mass % to 16.1 mass % of silver (Ag), 30.0 mass % to 38.0 mass % of copper (Cu), and 0.5 mass % to 2.0 mass % of indium (In). Another significant patent is a precipitation-hardening Ag—Pd—Cu—In—B alloy, which includes 17 to 23.6 atomic % of Ag, 0.5 to 1.1 atomic % of boron (B), and a total of 74.9 to 81.5 atomic % of Pd and Cu. This alloy maintains low specific resistance and offers improved contact resistance stability, plastic workability, and hardness.
Career Highlights
Ryu Shishino is currently employed at Tokuriki Honten Co., Ltd., where he continues to innovate in the field of alloy development. His work has been instrumental in advancing the capabilities of materials used in electronic applications.
Collaborations
Shishino collaborates with notable colleagues, including Makoto Takahashi and Kazuya Soumiya. Their combined expertise contributes to the ongoing research and development of advanced materials.
Conclusion
Ryu Shishino's contributions to Pd alloy technology have positioned him as a key figure in materials science. His innovative patents reflect a commitment to enhancing the performance of electronic devices through advanced materials.