Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162050 | Lubricating oil composition, viscosity modifier for lubricating oil, and additive composition for lubricating oil | Akio HAYAKAWA, Shuhei Yamamoto, Ikuko Ebisawa, Masahiro Yamashita, Toyoaki Sasaki | 2021-11-02 |
| 11155063 | Stretchable structure, multilayered stretchable sheet, spun yarn, and fiber structure | Yoshisada Tamo | 2021-10-26 |