Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10502490 | Maintenance management device and method for high-temperature furnace equipment | Shigeki Ishii, Yuichi Kumazawa, Katsumi Morikawa | 2019-12-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10502490 | Maintenance management device and method for high-temperature furnace equipment | Shigeki Ishii, Yuichi Kumazawa, Katsumi Morikawa | 2019-12-10 |