Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886435 | Scroll compressor with intermittent oil supply passage | Kiyoshi Sawai, Shuuichi Yamamoto, Hiroshi Morokoshi, Michio Yamamura | 1989-12-12 |
SM
Shigeru Muramatsu
Overall (1989): #57,261 of 140,708Top 45%
1
Patents 1989