Location History:
- Uji, JP (1994 - 1998)
- Kyoto, JP (1989 - 2007)
Company Filing History:
13 out of 1,306 
3 out of 10,341 
2 out of 12 
Years Active: 1989-2007
Title: Takahisa Hayashi: Innovator in Semiconductor Technology
Introduction
Takahisa Hayashi is a prominent inventor based in Kyoto, Japan, known for his significant contributions to semiconductor technology. With a total of 18 patents to his name, he has made remarkable advancements in the field, particularly in probe mark reading devices and methods.
Latest Patents
One of his latest patents is the "Probe mark reading device and probe mark reading method." This innovative device is designed to read probe marks stamped on electrode pads of semiconductor chips contained in a semiconductor wafer. It features a CCD camera that captures images of the semiconductor wafer and outputs them as image signals. The device includes an optical unit for enlarging the photographed location, a light source for illumination, and an X-Y stage for precise positioning. This configuration allows for quick reading of probe marks, minimizing user effort and time.
Another notable patent is the "Probe apparatus with optical length-measuring unit and probe testing method." This apparatus is equipped with control-position detection means for testing the electrical characteristics of objects formed on a substrate. It includes a prober chamber, a susceptor for placing the test object, and a moving mechanism for multi-directional movement. The first optical length-measuring unit detects the Z-directional position of the test object by emitting light and analyzing the reflected light. This technology enhances the accuracy and efficiency of probe testing.
Career Highlights
Takahisa Hayashi has worked with several esteemed companies in the semiconductor industry, including Dainippon Screen Manufacturing Co., Ltd. and Tokyo Electron Limited. His experience in these organizations has contributed to his expertise and innovative capabilities in semiconductor technology.
Collaborations
Throughout his career, Hayashi has collaborated with notable colleagues such as Hiromi Chaya and Shigekazu Komatsu. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the semiconductor field.
Conclusion
Takahisa Hayashi's contributions to semiconductor technology through his patents and collaborations highlight his role as a leading inventor in the industry. His innovative devices and methods continue to influence advancements in semiconductor manufacturing and testing.