Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833209 | Fuel-cell co-generation system, of electrical energy and hot water | Kazuhiro Osada, Takashi Ishikawa | 2004-12-21 |
ON
Osamu Nakanishi
Overall (2004): #143,346 of 270,089Top 55%
1
Patents 2004