Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872091 | Memory cartridge | Yoshio Maniwa, Takashi Morita, Masaichi Niro, Daisuke Abe | 1989-10-03 |
HN
Haruhiko Nagayama
Overall (1989): #108,063 of 140,708Top 80%
1
Patents 1989