Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6870720 | Device and method for determining intermittent short circuit | Manabu Ohta | 2005-03-22 |
| 5787929 | Four-way change-over valve for air conditioner and service valve therewith | — | 1998-08-04 |
| 5462085 | Four-way change-over valve for air-conditioner and service valve therewith | Manabu Ota | 1995-10-31 |