Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497109 | Air conditioner | Toshiharu Nishizuka, Yuji Takeda | 2002-12-24 |
| 6434957 | Operation control method for air conditioning system and air conditioning system | Toshiharu Nishizuka, Yuji Takeda, Naoko Oie | 2002-08-20 |