Issued Patents All Time
Showing 1–25 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10988653 | Lubricating oil composition for refrigerators | — | 2021-04-27 |
| 10883871 | Sensor unit and musical instrument | — | 2021-01-05 |
| 10836973 | Freezer oil, composition for freezers, freezer, and method for selecting freezer oil | — | 2020-11-17 |
| 10781396 | Refrigerator lubricating oil and mixed composition for refrigerator | — | 2020-09-22 |
| 10662392 | Lubricating oil composition for refrigerator, composition for refrigerator, lubricating method, and refrigerator | So NAKAJIMA, Tetsuhiko Fukanuma, Ryo Matsubara, Yuki Yokoi | 2020-05-26 |
| 10557103 | Refrigerator lubricating oil and mixed composition for refrigerator | Takahiro Hoshida | 2020-02-11 |
| 10544380 | Refrigerator lubricating oil and mixed composition for refrigerator | — | 2020-01-28 |
| 10450531 | Lubricating oil composition for refrigerator, and refrigerator | — | 2019-10-22 |
| 10435641 | Refrigerator lubricating oil and mixed composition for refrigerator | Tadashi Kisen, Takahiro Hoshida | 2019-10-08 |
| 10358590 | Lubricating oil composition for refrigerators | — | 2019-07-23 |
| 10196579 | Refrigerator oil, refrigerator oil composition, and refrigerator | Tomoya Matsumoto, Takashi Kondo | 2019-02-05 |
| 10000722 | Refrigeration machine oil composition | — | 2018-06-19 |
| 9976106 | Refrigerator oil composition and refrigerator system | Masataka Muto, Masami Sanuki, Takahiro Hoshida | 2018-05-22 |
| 9493694 | Lubricating oil composition for refrigerating machine | Harutomo Ikeda, Tokue Sato | 2016-11-15 |
| 9334463 | Lubricating-oil composition for refrigeration device | Takeo Tokiai | 2016-05-10 |
| 9315707 | Lubricating oil composition for refrigerators | — | 2016-04-19 |
| 9243205 | Refrigerator oil composition for carbon dioxide coolant | — | 2016-01-26 |
| 8999899 | Lubricating oil composition for working using sizing press | — | 2015-04-07 |
| 8926857 | Lubricant for compression refrigerating machine and refrigerating apparatus using the same | Harutomo Ikeda | 2015-01-06 |
| 8916060 | Lubricant for compression refrigerating machine and refrigerating apparatus using the same | Harutomo Ikeda | 2014-12-23 |
| 8906250 | Lubricant composition for refrigerating machine and compressor using the same | Harutomo Ikeda, Tokue Sato, Takayuki Kato, Takahiro Hoshida, Masato Takamatsu +5 more | 2014-12-09 |
| 8894875 | Lubricant for compression refrigerating machine and refrigerating apparatus using the same | Harutomo Ikeda | 2014-11-25 |
| 8765005 | Refrigerator oil composition | — | 2014-07-01 |
| 8715522 | Refrigerator oil composition | Takeo Tokiai | 2014-05-06 |
| 8703662 | Lubricating oil composition for refrigerators and compressors with the composition | Harutomo Ikeda, Takayuki Kato, Takahiro Hoshida, Masaki Inoue, Shozo Ikejima +2 more | 2014-04-22 |