Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5594902 | Custom service control system | Takashi Nishigaya, Akira Hakata, Naoto Itoh, Toshihiro Ide | 1997-01-14 |
MH
Masahiro Hirayama
Overall (1997): #110,263 of 185,788Top 60%
1
Patents 1997