Location History:
- Itabashi-ku, JP (2001)
- Tokyo, JP (1997 - 2002)
Company Filing History:
Years Active: 1997-2002
Title: **The Innovations of Takashi Kusano: Pioneer of Vacuum Interrupters**
Introduction
Takashi Kusano, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of electrical engineering with his innovative inventions. With a total of eight patents to his name, Kusano has been at the forefront of advancements in vacuum technologies, particularly in the development of vacuum interrupters and switches.
Latest Patents
Among Kusano's latest patents is the invention of a vacuum interrupter and vacuum switch, which utilizes a unique W-Cu Sb-balance Cu alloy for its contacts. This alloy employs tungsten (W) or tungsten molybdenum (WMo) as an anti-arcing constituent with a content ranging from 65% to 85%. The design emphasizes grain diameter and the proportions of auxiliary constituents like Cu Sb to enhance the durability and performance of the contacts during arcing. The innovations help in reducing the dispersion and exfoliation of W grains, thereby preventing damage due to melting at contact surfaces and improving contact resistance characteristics.
Additionally, he has developed a contact material that comprises 50% to 70% of a conductive material with copper as the principal component, augmented by arc-proof materials like titanium carbide (TiC) or vanadium carbide (VC). His inventive processes are meticulous, ensuring hydrogen content is regulated within 0.2 to 50 ppm, which is crucial for maintaining the integrity of the contacts in vacuum interrupters.
Career Highlights
Currently, Takashi Kusano is associated with the renowned corporation, Kabushiki Kaisha Toshiba. His role in the company involves pioneering research and development of innovative electrical components that significantly enhance the efficiency and safety of electrical systems. Kusano’s patents demonstrate remarkable ingenuity and a deep understanding of materials science and electrical engineering.
Collaborations
Throughout his career, Takashi has collaborated with notable coworkers, including Tsutomu Okutomi and Atsushi Yamamoto. These collaborations have fostered a growth environment, leading to the development of advanced technologies that push the boundaries of current electrical engineering practices.
Conclusion
Takashi Kusano is a talented inventor whose latest patents showcase innovative advancements in vacuum technology. His contributions not only improve the reliability of electrical systems but also highlight the importance of collaboration in the field of engineering. As technology continues to evolve, Kusano remains a key figure in driving innovations that pave the way for future advancements in electrical engineering.