Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10146927 | Dynamic keypad for access code input | — | 2018-12-04 |
| 8311887 | Methods, devices and systems for real-time instant presence with advertisement (RIPA) | Hitoshi Matsumoto, Toshiharu Kido | 2012-11-13 |
| 6578199 | Automatic tracking system and method for distributable software | Hirokatsu Araki, Tsuyoshi Hirao, Tadashi Takahashi, Toshiharu Kido | 2003-06-10 |