Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876686 | Fault detection signal transmission system | Katsuhiro Sasaki | 1989-10-24 |
| 4862692 | Supercritical pressure once-through boiler | — | 1989-09-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876686 | Fault detection signal transmission system | Katsuhiro Sasaki | 1989-10-24 |
| 4862692 | Supercritical pressure once-through boiler | — | 1989-09-05 |