Location History:
- Fujisawa, JP (1998 - 1999)
- Osaka, JP (2004 - 2006)
- Ashiya, JP (2009)
Company Filing History:
3 out of 1,858 
2 out of 7 
1 out of 832,912 Years Active: 1998-2009
Title: Hiroya Okumura: Innovator in Electroconductive Materials
Introduction
Hiroya Okumura is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of electroconductive materials, holding a total of 6 patents. His work primarily focuses on the development of advanced materials for fuel cells, which are essential for clean energy technologies.
Latest Patents
Okumura's latest patents include an electroconductive resin composition and a separator for fuel cells. The electroconductive resin composition involves molding a resin that contains an electroconductive agent, such as carbon powder, and a radical-polymerizable thermosetting resin system. This innovative approach allows for the creation of an electroconductive plate with specific properties, including a glass transition temperature of not lower than 120°C. The separator for solid polymer-type fuel cells is produced using a similar resin composition, ensuring efficient performance in fuel cell applications.
Career Highlights
Throughout his career, Hiroya Okumura has worked with notable companies, including Takeda Chemical Industries, Inc. and Japan Composite Co., Ltd. His experience in these organizations has contributed to his expertise in developing cutting-edge materials for various applications.
Collaborations
Okumura has collaborated with esteemed colleagues, including Takashi Shibata and Toshiaki Uchida. These partnerships have further enhanced his research and development efforts in the field of electroconductive materials.
Conclusion
Hiroya Okumura's innovative work in electroconductive materials and fuel cell technology showcases his significant impact on the industry. His patents reflect a commitment to advancing clean energy solutions through material science.