Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851309 | Rechargeable electrochemical apparatus and negative electrode thereof | Junichi Yamaura, Tooru Matsui, Takashi Iijima | 1989-07-25 |
YT
Yoshinori Toyoguchi
Overall (1989): #40,099 of 140,708Top 30%
1
Patents 1989