Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886709 | Member for semiconductor apparatus | Akira Sasame, Hitoyuki Sakanoue, Hisao Takeuchi, Masaya Miyake, Akira Yamakawa | 1989-12-12 |
YY
Yasuhisa Yushio
Overall (1989): #41,587 of 140,708Top 30%
1
Patents 1989