Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9188557 | Calorific value measuring system and calorific value measuring method | — | 2015-11-17 |
| 8888361 | Calorific value measuring system and calorific value measuring method | — | 2014-11-18 |
| 7926323 | Thermal conductivity measuring method and apparatus, and gas component ratio measuring apparatus | Shigeru Aoshima, Nobuyoshi Shingyouji, Yasue Hayashi, Shuji Morio | 2011-04-19 |
| 7849737 | Gas meter | — | 2010-12-14 |
| 7614295 | Flow sensor | Koichiro Niikawa, Masaki Seo | 2009-11-10 |
| 7228733 | Fluid detection device | Kazuo Seki | 2007-06-12 |
| 7082825 | Smoking device including a flowmeter | Shigeru Aoshima, Junichi Matsuda, Isamu Warashina | 2006-08-01 |