Company Filing History:
3 out of 1,256 
2 out of 5,125 
Years Active: 1994-2003
Title: Hitomi Hatano: Innovator in Fuel Cell Technology
Introduction
Hitomi Hatano is a prominent inventor based in Chiba, Japan. She has made significant contributions to the field of fuel cell technology, holding a total of 3 patents. Her innovative work focuses on enhancing the efficiency and effectiveness of fuel cells and electrorheological fluids.
Latest Patents
Hatano's latest patents include a fuel cell separator, a fuel cell utilizing this separator, and a method for manufacturing the fuel cell separator. The fuel cell separator is composed of approximately 100 parts by weight of graphitized meso-carbon microbeads, 10 to 35 parts by weight of either a thermosetting resin or a thermoplastic resin, and 1 to 40 parts by weight of at least one carbonaceous material, such as graphite powder, carbon black, or fine carbon fibers. This innovative separator demonstrates low electrical resistivity, low volume resistivity, superior gas impermeability, and excellent dimensional accuracy without requiring a graphitizing treatment after molding. The fuel cell that incorporates these separators can be produced with energy savings and superior generation efficiency using a simplified facility. Additionally, her work on carbonaceous powder for electrorheological fluids involves a unique process that results in a fluid with low current consumption, a high electrorheological effect, and excellent long-term durability.
Career Highlights
Throughout her career, Hitomi Hatano has worked with notable companies, including Kawasaki Steel Corporation and Bridgestone Corporation. Her experience in these organizations has contributed to her expertise in the field of materials science and fuel cell technology.
Collaborations
Some of her coworkers include Takashi Haraoka and Yuichi Ishino, who have collaborated with her on various projects related to her patents and innovations.
Conclusion
Hitomi Hatano's contributions to fuel cell technology and electrorheological fluids highlight her role as a leading inventor in her field. Her innovative patents and career achievements reflect her commitment to advancing technology for a more efficient future.