Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7840541 | Information recording method and information recording/reproduction device | Katsuyoshi Oki, Akira Imanaga | 2010-11-23 |
| 7082989 | Heat exchanger | Masahiro Kobayashi, Hiroshi Mukaiyama, Norio Sawada, Masafumi Ueda, Shigeya Ishigaki +1 more | 2006-08-01 |
| 5775413 | Heat exchanger having corrugated fins and air conditioner having the same | Takashi Kawanabe, Masanori Gotoh, Yoshinori Tohya, Masahiro Kobayashi, Atuyumi Ishikawa +1 more | 1998-07-07 |