Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198670 | Hydrocarbon-containing carboxylic acid, hydrocarbon-containing sulfonic acid, hydrocarbon-containing sulfuric acid ester or salt thereof, and surfactant | Masahiro Higashi, Satoru Yoneda, Akiyoshi Yamauchi, Sumi Ishihara, Hirokazu Aoyama | 2021-12-14 |
| 11104639 | Branched fluorine-containing compound | Masahiro Higashi, Moe HOSOKAWA, Akiyoshi Yamauchi, Sumi Ishihara | 2021-08-31 |
| 11091432 | Composition, fluorinating reagent, and method for producing fluorinated organic compound | Masahiro Higashi, Shoji Hara | 2021-08-17 |
| 11072580 | Sulfuric acid ester or salt thereof, and surfactant | Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara, Masahiro Higashi +2 more | 2021-07-27 |