Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9014993 | Flow rate measuring device | Mitsuo Yokohata, Ryuji Iwamoto, Kouichi Ueki, Kazutaka Asano, Hajime Miyata +1 more | 2015-04-21 |
| 8606729 | Gas blocking device | Ryuji Iwamoto, Mitsuo Yokohata, Kouichi Ueki, Kazutaka Asano, Hajime Miyata +1 more | 2013-12-10 |
| 8522815 | Gas shutoff device | Tsuyoshi Honda, Kouji Murase | 2013-09-03 |
| 8386084 | Gas shutoff device | Yasuo Koba, Kouichi Ueki, Kazutaka Asano | 2013-02-26 |
| 8373539 | Gas cutoff apparatus | Kouichi Ueki, Kazutaka Asano, Yasuo Koba, Shigeru Murakami | 2013-02-12 |
| 7340950 | Flow rate measuring device | Yasuo Koba, Hirozumi Nakamura, Kazunori Ueyama | 2008-03-11 |