Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849737 | Person-number detecting system | Shinji Kirihata, Tsunehiko Araki, Yuuki Yorifuji, Takashi Horii, Hiroshi Matsuda | 1989-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849737 | Person-number detecting system | Shinji Kirihata, Tsunehiko Araki, Yuuki Yorifuji, Takashi Horii, Hiroshi Matsuda | 1989-07-18 |