Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6677068 | CATALYST FOR SELECTIVE OXIDATION OF CARBON MONOXIDE PRESENT IN HYDROGEN-CONTAINING GASES, AND ELIMINATION OF CARBON MONOXIDE AND SOLID POLYMER ELECTROLYTE FUEL CELL SYSTEM WHICH MAKE USE OF THE CATALYST | Takashi Itoh, Takahiro Naka, Masako Takayama, Osamu Usaka, Shoji Isobe | 2004-01-13 |
| 6576208 | Catalyst for selective oxidation and elimination of carbon monoxide present in hydrogen-containing gases | Takashi Itoh, Takahiro Naka, Masako Takayama, Osamu Usaka, Shoji Isobe | 2003-06-10 |
| 6562499 | Catalyst and method for selectively oxidizing carbon monoxide in hydrogen-containing gas and solid polymer electrolyte-type fuel cell system using such catalyst | Takahiro Naka, Masako Takayama, Osamu Usaka, Shoji Isobe, Takashi Ito | 2003-05-13 |
| 5821190 | Catalyst comprising iridium, alkaline metal, alkaline earth or rare earth metal, and metal carbide or metal nitride | Yukio Kosaki, Takashi Ito, Makoto Nagata | 1998-10-13 |
| 5518976 | Catalyst for purifying exhaust gas and method for purifying exhaust gas | Takashi Itoh, Hiroyuki Yamaguchi | 1996-05-21 |