Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11137277 | Gas meter | Tadanori Shirasawa, Nobuaki Murabayashi, Yoshikuni Tamura | 2021-10-05 |
| 11112289 | Gas appliance monitoring system | Nobuaki Murabayashi, Yoshikuni Tamura, Tadanori Shirasawa | 2021-09-07 |
| 10935393 | Gas meter system | Tadanori Shirasawa, Nobuaki Murabayashi, Yoshikuni Tamura | 2021-03-02 |