Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7432927 | Extended portfolio chart drawing device, processing method and computer-readable medium recording a program of the same | Masayuki Iguchi, Tadashi Sato | 2008-10-07 |
| 7286130 | Polygonal chart drawing processing method, device and computer-readable medium recording a program of the same | Masayuki Iguchi, Tadashi Sato | 2007-10-23 |