Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7774164 | Performance prediction program and performance prediction system for ground source heat pump system | Katsunori Nagano | 2010-08-10 |
| 7113888 | Performance prediction program and performance prediction system for ground source heat pump system | Katsunori Nagano | 2006-09-26 |