Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816293 | Process for coating a workpiece with a ceramic material | Osamu Hamada, Takeshi Morita, Megumi Ohmine | 1989-03-28 |
SH
Seigou Hiramoto
Overall (1989): #58,565 of 140,708Top 45%
1
Patents 1989