Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10141858 | Power converter for electric locomotive | Ikuo Yasuoka, Saburou Souma | 2018-11-27 |
| 9958153 | Upside-down type low NOx boiler | Nobuo Suemitsu, Sadayuki Muto, Minoru Igarashi | 2018-05-01 |