Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809642 | Pipeline structure with sloped portion for bubble removal | Akinori Kimura, Akira Yoda | 1989-03-07 |
YS
Yoshimitsu Sato
Overall (1989): #40,342 of 140,708Top 30%
1
Patents 1989