Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987698 | Gas leak detection apparatus and method | Kenji Nakano, Yoshito Sameda, Hiroto Uyama, Masaaki Ishino | 2011-08-02 |
| 7970557 | Gas appliance judgment apparatus and method | Yoshito Sameda, Kenji Nakano, Hiroto Uyama, Masaaki Ishino | 2011-06-28 |
| 7919960 | Electricity meter capable of minimizing the risk of data destruction from lightning or surge | Yoshito Sameda, Kenji Nakano, Tadanori Maoka, Fuyuki Kurokawa, Mitsuhiro Sakoyama | 2011-04-05 |