Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12276465 | Heat pump and heat pump unit using same | Hiroshi Takase, Masaki Togo | 2025-04-15 |
| 11465069 | Diabatic distillation column | Masaki Togo | 2022-10-11 |
| 10265640 | Method of adjusting duty of heat exchange in heat integrated distillation column | Takato Nakao, Kouichi Tachikawa | 2019-04-23 |
| 10016699 | Distillation column | Kouichi Tachikawa | 2018-07-10 |
| 9908060 | Heat integrated distillation apparatus | Takato Nakao | 2018-03-06 |
| 9851140 | Distillation apparatus | Takato Nakao | 2017-12-26 |
| 9573866 | Aromatic hydrocarbon production apparatus | Shouta Io | 2017-02-21 |
| 9278295 | Heat integrated distillation apparatus | Takato Nakao | 2016-03-08 |
| 9266034 | Heat integrated distillation apparatus | Takato Nakao | 2016-02-23 |
| 8440056 | Heat integrated distillation apparatus | Masaru Nakaiwa, Akihiko Tamakoshi | 2013-05-14 |
| 8012650 | Semiconductor device manufacturing method and wafer | — | 2011-09-06 |
| 7851890 | Semiconductor device and method for manufacturing the same | Hidekazu Sato | 2010-12-14 |
| 7262483 | Semiconductor device and method for manufacturing the same | Hidekazu Sato | 2007-08-28 |
| 6949437 | Manufacturing method of semiconductor device including an anisotropic etching step | Fukashi Harada | 2005-09-27 |
| 6903439 | Bipolar transistor | Hidekazu Sato | 2005-06-07 |