Location History:
- Yamaguchi-ken, JP (2003)
- Ymaguchi-ken, JP (2003)
- Yamaguchi, JP (2001 - 2004)
Company Filing History:
Years Active: 2001-2004
Title: Yasuo Tahara: Innovator in Aperture Grill Materials
Introduction
Yasuo Tahara is a notable inventor from Yamaguchi-ken, Japan, recognized for his contributions to the field of materials used in color picture tubes. With a total of 5 patents, his work has significantly advanced the technology behind aperture grills, which are essential components in color picture tubes.
Latest Patents
Tahara's latest patents include innovative materials and processes for manufacturing aperture grills. One of his key inventions is a material designed for aperture grills that boasts excellent yield strength, high-temperature creep strength, and superior magnetic characteristics compared to conventional materials. This material is produced by cold-rolling a low carbon sheet containing 9 to 30 weight % of nickel or a combination of nickel and cobalt, followed by annealing at temperatures between 400-500°C. Another significant patent details a method for manufacturing an aperture grill material that exhibits excellent tensile strength and high-temperature creep characteristics. This material consists of a low-carbon alloy steel sheet containing specific percentages of copper, phosphorus, chromium, and molybdenum, and is produced through a cold-rolling process followed by precipitation within a temperature range of 300 to 800°C.
Career Highlights
Throughout his career, Yasuo Tahara has worked with prominent companies such as Toyo Kohan Co., Ltd. and Toyo Kohan, Ltd. His experience in these organizations has allowed him to refine his expertise in material science and engineering, particularly in the development of advanced materials for electronic applications.
Collaborations
Tahara has collaborated with notable coworkers, including Tsuneyuki Ide and Hironao Okayama. These partnerships have contributed to the successful development of his patented technologies and innovations.
Conclusion
Yasuo Tahara's work in the field of aperture grill materials has made a lasting impact on the technology used in color picture tubes. His innovative patents and career achievements highlight his significant role as an inventor in this specialized area.