Location History:
- Nagoya, JP (2004)
- Kitanagoya, JP (2010 - 2014)
Company Filing History:
3 out of 538 
3 out of 3,542 
1 out of 1,101 Years Active: 2004-2014
Title: Wataru Hisada: Innovator in Fuel Cell Technology
Introduction
Wataru Hisada is a prominent inventor based in Kitanagoya, Japan, known for his significant contributions to fuel cell technology. With a total of seven patents to his name, Hisada has focused on developing advanced materials and methods for polymer electrolyte fuel cells.
Latest Patents
His latest patents include a polymer electrolyte fuel cell separator made of pure titanium or titanium alloy, which boasts superior contact resistance with carbon paper. This invention features a separator with a surface layer where conductive compound particles are affixed. The surface oxide has a thickness ranging from 3 to 15 nm, and the average carbon concentration varies from 0.02 to 6 at % within a depth of 100 nm. Additionally, the conductive compound particles have an average particle size between 0.01 to 20 micrometers. Another notable patent is for a solid polymer type fuel cell separator, which involves shaping a substrate made of stainless steel, titanium, or a titanium alloy. The method includes spraying the substrate surface with superhard core particles mixed with a coating material under specific conditions.
Career Highlights
Throughout his career, Wataru Hisada has worked with notable companies such as Sintokogio, Ltd. and Nippon Steel Corporation. His experience in these organizations has contributed to his expertise in fuel cell technology and materials science.
Collaborations
Hisada has collaborated with esteemed colleagues, including Hiroshi Kihira and Michio Kaneko, further enhancing his innovative work in the field.
Conclusion
Wataru Hisada's contributions to fuel cell technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in energy solutions.
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.