Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769481 | Outdoor heat exchanger unit, outdoor unit, and gas heat pump type air conditioner | Hideaki Kasahara, Takaaki Ohtsuka, Jiro Tanaka | 2004-08-03 |
| D489076 | Internal combustion engine | Akira Hiraiwa, Kenta Saitou | 2004-04-27 |
| 6686222 | Stacked semiconductor device manufacturing method | Shoko Omizo, Mikio Matsui, Takao Sato | 2004-02-03 |