Location History:
- Hitachinaka, JP (2012)
- Mito, JP (2016)
- Tokyo, JP (2015 - 2021)
Company Filing History:
8 out of 2,874 
3 out of 1,134 
Years Active: 2012-2021
Title: Fumihiko Fukunaga: Innovator in Semiconductor Measurement Technologies
Introduction
Fumihiko Fukunaga is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor measurement technologies, holding a total of 11 patents. His work focuses on improving measurement methods and devices used in the semiconductor industry.
Latest Patents
Fukunaga's latest patents include a measurement device, method, and display device that utilize an overlay measurement method using a reference image. This innovative approach addresses the challenges of obtaining an ideal reference image during the prototyping process. The measurement device features an imaging unit that captures images of circuit patterns on semiconductor wafer surfaces, a pattern recognition unit that extracts patterns from these images, and a reference image generation unit that synthesizes reference images from multiple captured images. Additionally, it includes a quantification unit that measures differences between the reference images and the patterns, allowing for accurate calculations of overlay amounts in circuit patterns.
Another notable patent involves a method for measuring overlay at semiconductor devices, characterized by an image capturing step, a reference image setting step, a difference quantifying step, and an overlay calculating step. This method enhances the precision of overlay measurements, which are critical in the fabrication of semiconductor devices.
Career Highlights
Fumihiko Fukunaga has worked with leading companies in the technology sector, including Hitachi High-Technologies Corporation and Hitachi High-Tech Corporation. His experience in these organizations has allowed him to develop and refine his innovative measurement technologies.
Collaborations
Fukunaga has collaborated with notable colleagues such as Yuji Takagi and Yasunori Goto, contributing to advancements in semiconductor measurement techniques.
Conclusion
Fumihiko Fukunaga's contributions to semiconductor measurement technologies have significantly impacted the industry. His innovative patents and collaborative efforts continue to drive advancements in this critical field.