Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861396 | Aluminum alloy material plate for printing | Mamoru Matsuo, Kazushige Takizawa, Hirokazu Sakaki | 1989-08-29 |
YO
Yutaka Okuda
Sky Aluminium Co.: 1 patents #3 of 8Top 40%
Overall (1989): #39,418 of 140,708Top 30%
1
Patents 1989