Kawasaki, Japan

Yoshito Fujiwara

This inventor holds 6 USPTO granted patents. Top assignees: Nippon Yakin Kogyo Co., Ltd., Asahi Seiko Company Ltd., Babcock-Hitachi Kabushiki Kaisha. Active years: 1986-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshito Fujiwara. Retrieved from https://idiyas.com/inventor/yoshito-fujiwara

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 4

Forward Citations = 30(Granted Patents)


Location History:

  • Chigasaki, JP (1986 - 1989)
  • Kanagawa, JP (1996)
  • Kawasaki, JP (1996 - 1999)

Company Filing History:


Years Active: 1986-1999

Loading Chart...
6 patents (USPTO):Explore Patents

Title: The Innovations of Yoshito Fujiwara

Introduction

Yoshito Fujiwara is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced stainless steels. With a total of six patents to his name, Fujiwara's work has had a lasting impact on various industries.

Latest Patents

One of his latest patents involves a unique formulation of austenite stainless steel. This innovative material comprises no more than 0.05% by weight of carbon, 0.25% by weight of silicon, and 0.40% by weight of manganese. Additionally, it contains 30.0 to 40.0% by weight of nickel, 20.0 to 26.0% by weight of chromium, and 5.0 to 8.0% by weight of molybdenum. The composition also includes trace amounts of aluminum, boron, and nitrogen, with the balance being iron and inevitable impurities. This austenite stainless steel satisfies specific formulas that enhance its properties for various applications.

Career Highlights

Fujiwara has worked with notable companies such as Nippon Yakin Kogyo Co., Ltd. and Tokyo Radiator Manufacturing Co., Ltd. His experience in these organizations has allowed him to refine his expertise in materials engineering and innovation.

Collaborations

Throughout his career, Fujiwara has collaborated with esteemed colleagues, including Yutaka Kobayashi and Toshihiko Taniuchi. These partnerships have fostered a creative environment that has led to groundbreaking advancements in stainless steel technology.

Conclusion

Yoshito Fujiwara's contributions to the field of materials science, particularly through his innovative patents, have established him as a key figure in the development of advanced stainless steels. His work continues to influence various industries and showcases the importance of innovation in engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…