Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7191825 | Separately air-conditionable vehicle air conditioning unit | Koji Yamada | 2007-03-20 |
| 6449981 | Air passage controlling system for air conditioning apparatus | Hisashi Ueda, Katsuyuki Ohsaki | 2002-09-17 |
| 5258930 | Piston ring wear diagnostic device and procedure therefor | Tadashi Fukuyoshi, Takeo Takaishi, Mikio Koga, Shoichi Kanegae | 1993-11-02 |