Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340375 | Electronic learning aid | Takashi Sakaue, Koichi Hatta, Yoshiro Kataoka | 1982-07-20 |
MF
Megumi Fukusaki
Overall (1982): #43,174 of 81,411Top 55%
1
Patents 1982