Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805689 | Outdoor unit for a heat pump | Shigenori Haramura, Seiji Hayakawa, Sadayuki Matsuoka | 1989-02-21 |
MI
Masami Inada
Overall (1989): #81,016 of 140,708Top 60%
1
Patents 1989