Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905998 | Catalyst performance recovery method for reforming catalyst apparatus | Takahiro Naka, Shoji Isobe, Yasushi Hiramatsu, Mikio Yoneoka | 2005-06-14 |
| 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, Katsumi Kurabayashi, Takahiro Naka, Masako Takayama, Shoji Isobe | 2004-01-13 |
| 6576208 | Catalyst for selective oxidation and elimination of carbon monoxide present in hydrogen-containing gases | Takashi Itoh, Katsumi Kurabayashi, Takahiro Naka, Masako Takayama, 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, Shoji Isobe, Takashi Ito, Katsumi Kurabayashi | 2003-05-13 |