Location History:
- Chiba, JP (2013)
- Tokyo, JP (2014 - 2023)
Company Filing History:
15 out of 223 
2 out of 2,874 
1 out of 223 Years Active: 2013-2023
Title: Innovations of Hiroshi Oba: A Pioneer in Focused Ion Beam Technology
Introduction: Hiroshi Oba, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of focused ion beam processing. With an impressive portfolio of 18 patents, Oba's innovations are at the forefront of technological advancement in precision material processing.
Latest Patents: Among Hiroshi Oba's most recent inventions is the "Focused Ion Beam Processing Apparatus." This apparatus includes a complex arrangement of components such as an ion source, a sample stage, and a condenser lens, designed to optimize focused ion beam technology. The apparatus operates in transfer mode through Kӧhler illumination, enabling a precise application of voltage to achieve the desired performance.
Another notable patent is the "Composite Charged Particle Beam Apparatus and Control Method Thereof." This invention integrates an ion supply unit, acceleration voltage application unit, and multiple focusing units to enhance the efficacy of charged particle beam applications. The controller in this system intelligently adjusts the beam booster voltage based on various parameters, ensuring optimal performance when irradiating a sample.
Career Highlights: Hiroshi Oba has had an illustrious career, having worked with prominent organizations such as Hitachi High-Tech Science Corporation and Hitachi High-Technologies Corporation. His experience in these leading institutions has played a crucial role in shaping his innovative capabilities, allowing him to develop high-impact technologies that influence various industries.
Collaborations: Throughout his career, Oba has collaborated with talented individuals, including Yasuhiko Sugiyama and Anto Yasaka. These partnerships have fostered an environment of creativity and innovation, crucial for advancing the field of ion beam technology.
Conclusion: Hiroshi Oba stands out as a notable inventor whose contributions through his patents significantly advance the field of focused ion beam technology. His work not only showcases his expertise as an innovator but also highlights the collaborative spirit that drives technological progress in Japan and beyond. As his portfolio grows, there’s no doubt that Oba will continue to influence the landscape of materials processing innovation.