Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4773080 | Data communication equipment | Toshifumi Nakajima, Hisao Terajima | 1988-09-20 |
HY
Hirofumi Yoshiyama
Overall (All Time): #3,959,657 of 4,157,543Top 100%
1
Patents All Time