Location History:
- Machidashi, JP (1981)
- Tokyo, JP (1987 - 1990)
Company Filing History:
Years Active: 1981-1990
Title: Hiroaki Tanji: Innovator in Pyrolytic Boron Nitride Technology
Introduction
Hiroaki Tanji is a distinguished inventor based in Tokyo, Japan, recognized for his innovative contributions in the field of materials science. With a total of five patents to his name, Tanji has made significant strides in the development of pyrolytic boron nitride (PBN) technology, which is crucial for various industrial applications.
Latest Patents
One of Tanji's notable patents is for the "Pyrolytic Boron Nitride Crucible and Method for Producing the Same." This invention describes a unique crucible structure comprising at least five wall layers made up of first and second wall layers. The thickness of each first wall layer ranges from 5 to 100 microns, while the second wall layers are proportionally thinner at a thickness of 1/50 to 1/1 of the first wall layer's thickness. The overall wall thickness measures between 0.5 to 3 mm. Another significant patent is the "Method for Producing Pyrolytic Boron Nitride Article," which emphasizes the creation of a PBN article with a uniform structure, achieving less than 0.5 nodules per square centimeter across the surface. This innovative method uses a vapor phase deposition approach with boron halide gas and ammonia gas, ensuring that the ammonia does not contact graphite directly during the production process.
Career Highlights
Hiroaki Tanji is currently employed at Denki Kagaku Kogyo Kabushiki Kaisha, a prominent company known for its advancements in chemical technologies. His work at Denki Kagaku has positioned him as a key player in the development of cutting-edge materials, particularly in the domain of pyrolytic boron nitride.
Collaborations
Throughout his career, Hiroaki Tanji has collaborated with fellow researchers such as Masaharu Suzuki and Kenji Nomura. Together, they have worked on various projects that enhance the applications of pyrolytic boron nitride, pushing the boundaries of innovation in this specialized field.
Conclusion
Hiroaki Tanji stands out as an innovator dedicated to advancing the technology surrounding pyrolytic boron nitride. His contributions through patents and collaborative efforts have solidified his reputation within the industry, while his work continues to impact the future of materials science in significant ways.
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