Location History:
- Atsugi, JA (1977)
- Atsugi, JP (1979 - 1986)
- Kanagawa, JP (2005)
Company Filing History:
Years Active: 1977-2005
Title: Yoshimi Hirata: Innovating Polysilicon Technologies
Introduction
Yoshimi Hirata is a prominent inventor based in Atsugi, Japan, recognized for her significant contributions to the field of polysilicon technology. With a total of four patents to her name, she has made remarkable strides in evaluating and enhancing polysilicon films, which are crucial in various semiconductor applications.
Latest Patents
Hirata's latest patents include a polysilicon evaluating method and a polysilicon inspection apparatus, as well as a method for the preparation of thin film transistors. One notable innovation is the method that evaluates the state of a polysilicon film formed by excimer laser annealing an amorphous silicon film. This process reveals a linearity or periodicity in the spatial structure of the polysilicon film's surface, which can be numerically represented to assess the film's quality based on the energy applied during annealing. Her solid-state image sensor patent features a sophisticated design with differing read-out gate voltages that enhance signal processing, making it a significant development for improving image sensor efficiency.
Career Highlights
Hirata currently works at Sony Corporation, where she continues to push the boundaries of technology through her innovative work. Her career at Sony has been marked by her ability to translate complex theoretical concepts into practical solutions that address real-world challenges in the electronics industry.
Collaborations
Throughout her career, Hirata has collaborated with esteemed colleagues such as Shuichi Sato and Takaaki Yamada. These partnerships have been instrumental in fostering an innovative environment, allowing for the exchange of ideas and technological advancements within the field of semiconductor research.
Conclusion
Yoshimi Hirata's work demonstrates the vital role of inventors in advancing technology and innovation. Her patents not only contribute to the understanding and improvement of polysilicon films but also pave the way for future developments in solid-state imaging technologies. As technology continues to evolve, inventors like Hirata will remain at the forefront, shaping the landscape of modern electronics.