Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11702608 | Lubrication method | Yuji Shitara, Yohei Shono, Kazushi Kodama, Hiroshi Matsuura, Satoshi Masuyama | 2023-07-18 |
| 11680220 | Refrigeration machine oil and refrigeration machine oil production method | Yohei Shono, Tatsuki Nakajima, Shogo Hashimoto | 2023-06-20 |
| 11549077 | Refrigerator oil and hydraulic fluid composition for refrigerators | Yohei Shono, Fumiyuki Nara, Takeshi Okido | 2023-01-10 |