Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8442696 | Gas meter and gas safety system | Mitsuo Yokohata, Tadanori Shirasawa, Kazuo Kubo, Mitsuo Namba, Hisashi Saito | 2013-05-14 |
| 8305231 | Gas appliance monitoring apparatus | Yuuji Fujii, Shigeru Murakami | 2012-11-06 |
| 8250932 | Gas meter and gas security system | Mitsuo Yokohata, Tadanori Shirasawa, Kazuo Kubo, Mitsuo Namba, Hisashi Saito | 2012-08-28 |
| 7965350 | Backlight for liquid crystal display device | Ryuji Tsuchiya, Naotada Okada, Toshitake Kitagawa | 2011-06-21 |
| 7340950 | Flow rate measuring device | Yasuo Koba, Takuhisa Ootani, Kazunori Ueyama | 2008-03-11 |