Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9334463 | Lubricating-oil composition for refrigeration device | Masato Kaneko | 2016-05-10 |
| 8715522 | Refrigerator oil composition | Masato Kaneko | 2014-05-06 |
| 8398881 | Refrigerating machine oil composition | — | 2013-03-19 |
| 8067345 | Refrigerator oil composition | Masato Kaneko, Hiroaki Koshima | 2011-11-29 |
| 5318743 | Processes for producing a thermoelectric material and a thermoelectric element | Takashi Uesugi, Kazuyuki Fukumoto, Toshitaka Ohta, Takenobu Kajikawa | 1994-06-07 |
| 5246504 | Thermoelectric material | Toshitaka Ohta, Takenobu Kajikawa, Takashi Uesugi | 1993-09-21 |
| 5108515 | Thermoelectric material and process for production thereof | Toshitaka Ohta, Takenobu Kajikawa, Takashi Uesugi | 1992-04-28 |
| 5069868 | Method for producing thermoelectric elements | Takashi Uesugi | 1991-12-03 |
| 4992235 | Method for producing thermoelectric elements | Takashi Uesugi | 1991-02-12 |