Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11644324 | Dangerous place identification device, map data, dangerous place identification method, and program | Akira Shimizu, Makoto Matsumaru, Itaru Takemura | 2023-05-09 |
| 8210434 | Error detecting apparatus and method, and computer program | Tomoaki Iwai, Koichi Ishitoya | 2012-07-03 |
| 8179340 | Two-dimensional code pattern, two-dimensional code pattern display device, and its reading device | Manabu Nohara, Takayuki Akimoto, Tomoaki Iwai, Yusuke Soga | 2012-05-15 |