This inventor holds 8 USPTO granted patents. Top assignee: Dai Nippon Printing Co., Ltd.. Active years: 2011-2017.
Location History:
- Tokyo-to, JP (2011)
- Shinjuku-Ku, JP (2012 - 2013)
- Tokyo, JP (2012 - 2017)
- Sakado, JP (2015 - 2017)
Company Filing History:
Years Active: 2011-2017
Title: Yoichi Hitomi: Innovator in Nanoimprint Technology
Introduction
Yoichi Hitomi is a prominent inventor based in Sakado, Japan. He has made significant contributions to the field of nanoimprint technology and has been awarded a total of 8 patents for his innovative work. His inventions have had a considerable impact on various industries, particularly in the production of advanced materials.
Latest Patents
One of Hitomi's latest patents is a method for producing a nanoimprint mold. In this method, a sidewall pattern is formed in a side wall of a first resist pattern that is created on a second hard mask layer of a base material. The process involves etching the second hard mask layer using the sidewall pattern as a mask, followed by etching the first hard mask layer with the second hard mask pattern and a second resist pattern. This intricate process results in the formation of fine patterns by etching the base material using the first hard mask pattern as a mask.
Another notable patent involves a substrate for suspension, which is crucial for magnetic heads and hard disk drives. This substrate comprises a metallic substrate, an insulating layer, a conductor layer, and a cover layer. The insulating and cover layers are made from different materials, with specific coefficients of hygroscopic expansion that ensure optimal performance and reliability.
Career Highlights
Yoichi Hitomi is currently associated with Dai Nippon Printing Co., Ltd., where he continues to push the boundaries of innovation in his field. His work has not only advanced the technology but has also contributed to the growth of the company and the industry as a whole.
Collaborations
Throughout his career, Hitomi has collaborated with notable colleagues, including Terutoshi Momose and Shinji Kumon. These collaborations have fostered a creative environment that has led to groundbreaking advancements in technology.
Conclusion
In summary, Yoichi Hitomi is a distinguished inventor whose work in nanoimprint technology and related fields has garnered him multiple patents. His contributions continue to influence the industry and inspire future innovations.