Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10982167 | Viscosity index improver and lubricating oil composition | Yohei IMAIZUMI, Kazunari Yasumura, Daisuke Matsui | 2021-04-20 |
| 10443013 | Viscosity index improver, method for producing the same and lubricating oil composition | Tadayoshi Ugamura, Kazunari Yasumura | 2019-10-15 |
| 9987206 | Cosmetic product for hair decoloring or hair coloring | Toshio Ogawa, Kumiko Kamitakahara | 2018-06-05 |
| 9858473 | Makeup supporting device, makeup supporting method, and non-transitory computer-readable recording medium | Youichi Gouda, Tomofumi Yamanashi | 2018-01-02 |
| 8000673 | Diversity receiving device and receiving scheme switching method | Makoto Sasaki, Yasumi Imagawa, Satoshi Kaga, Kazuhiko Nakayama | 2011-08-16 |
| 7851568 | Vinylpyrrolidone-based copolymer and a method for production thereof | Daisuke Imai, Yoshitomo Nakata | 2010-12-14 |