Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7585585 | Electrode catalyst for use in a fuel cells, and fuel cell and electrode utilizing same | Asao Oya, Akira Hamada, Yoshihiro Ikoma | 2009-09-08 |
| 7320842 | Electrode catalyst for fuel cell and fuel cell using the same | Asao Ooya, Akira Hamada | 2008-01-22 |
| 4315189 | Support structure for shadow mask of color cathode ray tube | Yasumasa Goto | 1982-02-09 |