JFE Engineering Corp
JFE EngineActive Patents
0
Total Holdings
14
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| JPS59469A | How to tilt the structure | Expired / Lapsed | 1982-06-26 | — | 0 | Details |
| JPS5253198A | Embedded high neutron flux nuclear reactor device | Expired / Lapsed | 1975-10-28 | — | 0 | Details |
| JPS5230066A | Method for disposing of impurities in gas piping | Expired / Lapsed | 1975-09-02 | — | 0 | Details |
| US4988210A | Method and apparatus for detecting defective portion on out… | Expired / Lapsed | 1989-03-07 | 1991-01-29 | 16 | Details |
| US4887800A | Tuyere of blast furnace | Expired / Lapsed | 1987-12-28 | 1989-12-19 | 5 | Details |
| US4886370A | Method for detecting a state of substance existing in pipe | Expired / Lapsed | 1988-08-08 | 1989-12-12 | 12 | Details |
| US4554898A | Exhaust valve for diesel engine and production thereof | Expired / Lapsed | 1985-02-25 | 1985-11-26 | 17 | Details |
| US4450209A | Multi-layer surface-treated steel plate having zinc-contain… | Expired / Lapsed | 1982-12-07 | 1984-05-22 | 9 | Details |
| US4303883A | Apparatus for detecting the center of a welded seam in acco… | Expired / Lapsed | 1979-07-12 | 1981-12-01 | 7 | Details |
| US3945817A | Method for the collection of dust of a high zinc content du… | Expired / Lapsed | 1974-11-21 | 1976-03-23 | 9 | Details |
| US3915869A | Metal forming lubricant | Expired / Lapsed | 1974-06-12 | 1975-10-28 | 2 | Details |
| US3796099A | Method for measuring the surface temperature of a metal obj… | Expired / Lapsed | 1972-12-26 | 1974-03-12 | 16 | Details |
| US3644667A | Apparatus for displaying a temperature distribution pattern | Expired / Lapsed | 1969-06-11 | 1972-02-22 | 3 | Details |
| US2779573A | Air preheater | Expired / Lapsed | 1952-10-30 | 1957-01-29 | 0 | Details |