Location History:
- Minoo, JP (1982)
- Nishinomiya, JP (1986 - 1989)
- Sanda, JP (1999 - 2002)
- Hyogo, JP (2010)
- Osaka, JP (2012)
Company Filing History:
9 out of 929 
1 out of 15 Years Active: 1982-2012
Title: Innovations by Yoshio Tarutani
Introduction
Yoshio Tarutani is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced materials for fuel cells. With a total of 9 patents to his name, Tarutani's work has had a considerable impact on the industry.
Latest Patents
Tarutani's latest patents include a source blank for stainless steel three-ply clad sheets and production methods for clad steel plates and sheets used in solid polymer type fuel cell separators. His innovative method for producing a stainless steel three-ply clad sheet involves heating a source blank followed by rough rolling, hot rolling, and cold rolling. This process results in a clad steel sheet suitable for fuel cell separators. The source blank is composed of a stainless steel core utilizing 0 to 0.3% boron and a face component containing 0.3 to 2.5% boron. Additionally, he has developed a titanium-based material for fuel cell separators that is lightweight, corrosion-resistant, and minimizes electrical contact resistance over time.
Career Highlights
Throughout his career, Tarutani has worked with prominent companies such as Sumitomo Metal Industries, Inc. and Nippon Stainless Steel Co., Ltd. His experience in these organizations has allowed him to refine his expertise in materials engineering and innovation.
Collaborations
Some of his notable coworkers include Akira Seki and Takashi Doi. Their collaborative efforts have contributed to the advancement of technology in the field of fuel cells and materials science.
Conclusion
Yoshio Tarutani's contributions to the field of materials science, particularly in fuel cell technology, highlight his innovative spirit and dedication to advancing engineering solutions. His patents and career achievements reflect a commitment to excellence in his field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.