Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11066523 | Photochromic polyrotaxane compound and curable composition comprising the photochromic polyrotaxane compound | Junji Takenaka, Junji Momoda, Takayoshi KAWASAKI, Takao Noguchi, Masayuki Miyazaki | 2021-07-20 |
| 10920007 | Urethane resin comprising a polyrotaxane and polishing pad | Takayoshi KAWASAKI, Junji Momoda, Mitsuki TOCHI | 2021-02-16 |