Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574976 | Refrigerant cycle system and valve device for the same | Yoshiaki Takano, Ikuo Ochi, Yasuhiro Yamamoto, Noboru Takagi | 2003-06-10 |
| 6367506 | Switch valve for hot gas circuit of refrigerant circuit | Noboru Takagi | 2002-04-09 |