Company Filing History:
2 out of 1,838 
1 out of 6 Years Active: 1977-1978
Title: Seishu Mitani: Innovator in Flywheel and Sintered Alloy Technologies
Introduction
Seishu Mitani is a notable inventor based in Kyoto, Japan, recognized for his contributions to the fields of recording apparatus and materials science. With a total of three patents to his name, Mitani has made significant advancements in technology that enhance the performance and durability of various devices.
Latest Patents
One of Mitani's latest patents is a flywheel for recording and/or reproducing apparatus. This invention involves a flywheel assembly produced by molding and sintering a mixture primarily consisting of iron and graphite powders, with the potential addition of sulfur powder. Another significant patent is for a sintered alloy that exhibits improved wear resistance at high temperatures. This alloy features a soft, predominantly iron matrix with a Vickers hardness of 100-200, containing between 5% and 20% molybdenum, along with 0.5% to 1.5% carbon and various additives such as nickel, cobalt, and chromium.
Career Highlights
Throughout his career, Seishu Mitani has worked with prominent companies, including Toyota Motor Corporation and Japan Powder Metallurgy Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in automotive and materials technology.
Collaborations
Mitani has collaborated with notable colleagues, including Kametaro Hashimoto and Kenji Ushitani. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Seishu Mitani's work in the field of flywheel and sintered alloy technologies showcases his innovative spirit and dedication to enhancing device performance. His patents reflect a commitment to advancing engineering solutions that meet the demands of modern technology.