Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5279886 | Alumina sintered body | Takeshi Kawai, Nobuhiro Hayakawa | 1994-01-18 |
HA
Harumi Aiba
Overall (1994): #129,631 of 165,921Top 80%
1
Patents 1994