Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844024 | Heat resistant and wear resistant iron-base sintered alloy | Akira Fujiki, Yoshiteru Yasuda, Ichiro Tanimoto, Hiroyuki Endo, Keitaro Suzuki | 1989-07-04 |
YI
Yutaka Ikenoue
Hitachi Powdered Metals Co.: 1 patents #1 of 8Top 15%
Overall (1989): #39,754 of 140,708Top 30%
1
Patents 1989