Location History:
- Yokohama, JP (1979 - 1989)
- Tokyo, JP (1987 - 1997)
- Machida, JP (1986 - 1999)
Company Filing History:
17 out of 42,508 
2 out of 67 
2 out of 95 
Years Active: 1979-1999
Title: The Innovative Mind of Yasuhiko Hara
Introduction
Yasuhiko Hara, an accomplished inventor based in Machida, Japan, holds a remarkable portfolio of 18 patents. His contributions to technology and innovation, particularly in the field of electrical engineering, have led to significant advancements in wiring pattern inspection methods and systems.
Latest Patents
Yasuhiko Hara's latest patents showcase his ingenuity and technical expertise. One of his primary innovations is a wiring pattern inspecting method and system. This method involves irradiating a test object with wiring patterns formed in multiple layers using X-rays. It produces a variable-density image signal that represents the thickness of the wiring patterns. The system extracts and compares image signals based on the number of superposed wiring patterns, enabling effective detection of defects within these patterns.
Another notable invention is an X-ray inspection method and apparatus that inspects objects by irradiating them with characteristic X-rays. The method captures a transmitted X-ray image after it passes through the object, facilitating the inspection of the object based on this image. These innovations are particularly utilized in the fabrication of multi-layer printed circuit boards, reflecting Hara’s commitment to advancing engineering solutions.
Career Highlights
Throughout his career, Yasuhiko Hara has worked with prestigious companies like Hitachi, Ltd. and Hitachi Video Engineering, Incorporated. These experiences have allowed him to refine his skills and contribute significantly to the fields of electronics and engineering. His work has been pivotal in developing methods that enhance the reliability and efficiency of electronic components.
Collaborations
In his journey, Yasuhiko Hara has had the opportunity to collaborate with esteemed colleagues, including Koichi Karasaki and Hideaki Doi. These partnerships have fostered a creative environment, allowing for the exchange of ideas and knowledge that have directly influenced Hara's innovations.
Conclusion
Yasuhiko Hara exemplifies the spirit of innovation in engineering and technology. With 18 patents to his name, his inventiveness continues to influence the industry, particularly in wiring inspection technologies. Through his collaborations and work at esteemed companies, Hara has left a lasting impact on the field, inspiring a new generation of inventors and engineers.