Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4754952 | Fluidized-bed type carburizing furnace means for use as bright heat-treating furnace | Hisashi Hattori, Yoichiro Hanada | 1988-07-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4754952 | Fluidized-bed type carburizing furnace means for use as bright heat-treating furnace | Hisashi Hattori, Yoichiro Hanada | 1988-07-05 |