Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10414695 | Monolithic refractory | Koji Goda, Atsunori Koyama, Yoshitaka Sadatomi, Tsubasa Nakamichi | 2019-09-17 |
| D842445 | Filter for an industrial dust collector | Norikazu Shimizu | 2019-03-05 |