Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10398917 | Drag reducer and fire-extinguishing agent | Toru Ido, Akira Kimura, Amina TASHIRO | 2019-09-03 |
| 10329382 | Alkylene oxide polymer production method | Toru Ido | 2019-06-25 |
| 10240445 | Fracturing fluid viscosity-controlling agent to be used in hydraulic fracturing | Toru Ido | 2019-03-26 |