Issued Patents 2022
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11505760 | Refrigerator oil | Akira Tada, Yuya MIZUTANI, Takeshi Okido, Hidetoshi Ogata, Tatsuki Nakajima | 2022-11-22 |
| 11499114 | Refrigerator oil and hydraulic fluid composition for refrigerators | Fumiyuki Nara, Takeshi Okido, Hidetoshi Ogata | 2022-11-15 |
| 11485926 | Refrigerant oil and method for producing refrigerant oil | Tatsuki Nakajima, Shogo Hashimoto, Yuya MIZUTANI, Hidetoshi Ogata | 2022-11-01 |
| 11453839 | Refrigerator oil | Tatsuki Nakajima, Shogo Hashimoto, Hidetoshi Ogata | 2022-09-27 |
| 11384309 | Refrigerator oil and hydraulic fluid composition for refrigerators | Fumiyuki Nara, Takeshi Okido, Hidetoshi Ogata | 2022-07-12 |
| 11377619 | Refrigerating machine oil | Fumiyuki Nara, Takeshi Okido, Hidetoshi Ogata | 2022-07-05 |
| 11365368 | Refrigerator oil and hydraulic fluid composition for refrigerators | Fumiyuki Nara, Takeshi Okido, Hidetoshi Ogata | 2022-06-21 |
| 11326118 | Lubrication method | Yuji Shitara, Hidetoshi Ogata, Kazushi Kodama, Hiroshi Matsuura, Satoshi Masuyama | 2022-05-10 |