Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857267 | Aluminum base bearing alloy and method of producing same | Akira Matsuyama, Katsuji Tanizaki, Noboru Okabe, Katsuhiro Kishida, Takeshi Sakai +2 more | 1989-08-15 |
YM
Yoshihiro Maki
Ndc: 1 patents #1 of 8Top 15%
Overall (1989): #40,817 of 140,708Top 30%
1
Patents 1989