Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457320 | Air conditioner, its installation tool, and method of installation of air conditioner | Kazuhiro Nishikawa, Hirozumi Ito, Yasuhiro Nakamura, Kenji Shirai | 2002-10-01 |
| 6412297 | Air conditioner installation tool | Kazuhiro Nishikawa, Hirozumi Ito, Yasuhiro Nakamura, Kenji Shirai | 2002-07-02 |