Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D658279 | Portion of heat transfer furnace | Ami Ueda, Junji Inoue, Takahisa Shimada, Shinya Kudo | 2012-04-24 |
| 8152935 | Vacuum carburization method and vacuum carburization apparatus | — | 2012-04-10 |
| 7771193 | Double-chamber type heat-treating furnace | — | 2010-08-10 |
| 7625204 | Gas cooling type vacuum heat treating furnace and cooling gas direction switching device therefor | — | 2009-12-01 |
| 7377774 | Change-over apparatus for cooling gas passages in vacuum heat treating furnace | Takuhiro Nakahara | 2008-05-27 |
| 6530780 | Continuous sintering furnace and use thereof | Kazumi Mori, Toru Iura, Tetsuya Ishimoto, Hiroshi Machida | 2003-03-11 |