Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7558584 | Location reporting method and related mobile communication terminal | Hiroyuki Yamamoto, Masaaki Maeda, Koichi Takahara, Masahiro Kaiwa, Yoichi Tanibayashi +3 more | 2009-07-07 |
| 7430422 | Position information notifying method and device | Junko Nagatsuma, Hiroyuki Yamamoto, Yoichi Tanibayashi, Katsutoshi Murata | 2008-09-30 |
| 7340217 | Positional information providing apparatus communication terminal mobile communication terminal and positional information providing method | Hiroyuki Yamamoto, Kaoru Nakajima, Katsutoshi Murata, Hiroyuki Menjo, Tsuyoshi Iwamoto | 2008-03-04 |