This inventor holds 5 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Instruments Engineering Co., Ltd., Hitachi-High-Technologies Corporation. Active years: 1999-2012.
Company Filing History:
4 out of 42,719 
1 out of 9 
1 out of 2,874 
Years Active: 1999-2012
Title: Yuji Tange: Innovator in Charged Particle Radiation Technology
Introduction
Yuji Tange is a prominent inventor based in Mito, Japan, known for his significant contributions to the field of charged particle radiation technology. With a total of five patents to his name, Tange has developed innovative methods and devices that enhance the capabilities of charged particle radiation applications.
Latest Patents
Among his latest patents is a charged particle radiation device and an image capturing condition determining method using this device. This invention allows for the easy determination of the position or size of a field of view (FOV), even when multiple measuring points are present on a sample. The method involves assessing whether measuring points overlap with the edges of the FOV and adjusting the FOV accordingly. Another notable patent is the electron beam drawing process and apparatus, which achieves high throughput while addressing static and dynamic distortions in exposure apparatuses. This process utilizes statistical methods to correct patterns drawn on individual chips, ensuring high accuracy without manual adjustments.
Career Highlights
Yuji Tange has worked with notable companies such as Hitachi, Ltd. and Hitachi High-Technologies Corporation. His experience in these organizations has contributed to his expertise in developing advanced technologies in the field of charged particle radiation.
Collaborations
Throughout his career, Tange has collaborated with esteemed colleagues, including Minoru Sasaki and Yutaka Hojyo. These partnerships have fostered innovation and the advancement of technology in their respective fields.
Conclusion
Yuji Tange's work in charged particle radiation technology exemplifies the impact of innovative thinking in scientific advancements. His patents reflect a commitment to improving the precision and efficiency of radiation applications.