Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4921215 | Reducing valve assembly with spherically shaped operating part | — | 1990-05-01 |
| 4860782 | Reducing valve equipped with a vapor-liquid separator | Hideaki Yumoto | 1989-08-29 |
| 4408626 | Valve seat assembly for a steam trap | — | 1983-10-11 |
| 4300588 | Steam trap with spherical inverted bucket float | Osamu Miyata, Tadashi Oike | 1981-11-17 |