Company Filing History:
2 out of 1,715 
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Years Active: 1988-2008
Title: Shuji Sakaguchi: Innovator in Boron Carbide Technology
Introduction
Shuji Sakaguchi is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of materials science, particularly in the development of boron carbide-based sintered bodies. With a total of 5 patents to his name, his work has garnered attention for its innovative approaches and practical applications.
Latest Patents
One of his latest patents focuses on a boron carbide-based sintered body that boasts a four-point flexural strength of at least 400 MPa and a fracture toughness of at least 2.8 MPa·m. This invention includes two preferred embodiments. The first embodiment is a boron carbide-titanium diboride sintered body, which is created by sintering a mixed powder of boron carbide, titanium diboride, and carbon under pressurized conditions. This sintered body comprises 95 to 70 mol % of boron carbide and 5 to 30 mol % of titanium diboride, with the boron carbide having a maximum particle diameter of at most 5 micrometers. The second embodiment is a boron carbide-chromium diboride sintered body that contains 10 to 25 mol % of chromium diboride. This body has a relative density of at least 90%, with boron carbide particles having a maximum diameter of 100 micrometers. The abundance ratio of boron carbide particles ranging from 10 to 100 micrometers to those with a diameter of at most 5 micrometers is between 0.02 and 0.6.
Career Highlights
Shuji Sakaguchi has worked with notable organizations, including the National Institute of Advanced Industrial Science and Technology and Denki Kagaku Kogyo Kabushiki Kaisha. His experience in these institutions has allowed him to refine his expertise in materials science and contribute to groundbreaking research.
Collaborations
Throughout his career, Sakaguchi has collaborated with esteemed colleagues such as Shuzo Kanzaki and Kiyoshi Hirao. These partnerships have further enriched his work and expanded the impact of his inventions.
Conclusion
Shuji Sakaguchi's innovative work in boron carbide technology exemplifies the importance of research and development in materials science. His contributions continue to influence the field and pave