Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6530420 | Heat carrier | Naoki Hiro, Yasushi Yamamoto, Katsuyoshi Oki, Kenji Nasako | 2003-03-11 |
| 6158954 | Cross-flow fan and an air-conditioner using it | Noriyuki Nabeshima, Michihiro Kurokawa, Tomohito Koizumi, Yoshinori Toya, Kiyoshi Koyama +1 more | 2000-12-12 |