Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10328008 | Internal olefin sulfonate composition | Yohei Yoshikawa, Hiroshi Hori, Yasuhiro Doi, Yoshifumi Nishimoto | 2019-06-25 |
| 10201488 | Internal olefin sulfonate composition and cleansing composition containing same | Yohei Yoshikawa, Hiroshi Hori, Yoshifumi Nishimoto, Yasuhiro Doi | 2019-02-12 |
| 9877907 | Internal olefin sulfonate composition | Yohei Yoshikawa, Hiroshi Hori, Yasuhiro Doi | 2018-01-30 |
| 9861566 | Internal olefin sulfonate composition | Yohei Yoshikawa, Hiroshi Hori, Yasuhiro Doi | 2018-01-09 |
| 9861567 | Internal olefin sulfonate composition | Yohei Yoshikawa, Hiroshi Hori, Yasuhiro Doi | 2018-01-09 |
| 9815779 | Method for producing internal olefin sulfonate | Hiroshi Hori, Yohei Yoshikawa, Toku Fujioka, Yoshifumi Nishimoto | 2017-11-14 |
| 9789045 | Internal olefin sulfonate composition | Yohei Yoshikawa, Hiroshi Hori, Yasuhiro Doi | 2017-10-17 |
| 9713584 | Internal olefin sulfonate composition and cleansing composition containing same | Yohei Yoshikawa, Hiroshi Hori, Yoshifumi Nishimoto, Yasuhiro Doi | 2017-07-25 |
| 9622952 | Internal olefin sulfonate composition | Yohei Yoshikawa, Hiroshi Hori, Yasuhiro Doi | 2017-04-18 |
| 6380302 | Surfactant composition for emulsion polymerization | Takayuki Ikenaga, Atsuhito Mori, Hiroyuki Aizawa, Hiroki Sawada, Yasuo Ishii | 2002-04-30 |
| 5817892 | Process for producing unsaturated alcohol | Hiroyuki Tamura, Hideo Tahara, Yasuyuki Hattori | 1998-10-06 |