Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820665 | Ceramic sintered bodies and a process for manufacturing the same | Noriyuki Ukai, Issei Hayakawa, Mithuru Miyamoto | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820665 | Ceramic sintered bodies and a process for manufacturing the same | Noriyuki Ukai, Issei Hayakawa, Mithuru Miyamoto | 1989-04-11 |