Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415917 | Fiber for artificial hair and hair accessory product | Masamichi Kanaoka, Masashi Kume, Atsushi Takei | 2025-09-16 |
| 12123110 | Fiber for artificial hair, head accessory product, and resin composition for artificial hair | Takashi MURAOKA, Atsushi Takei | 2024-10-22 |
| 12031240 | Fiber for artificial hair and head accessory product | Atsushi Takei | 2024-07-09 |
| 11873583 | Fiber for artificial hair and head accessory product | Atsushi Takei | 2024-01-16 |
| 11807747 | Fiber for artificial hair and hair decorating product | Masamich Kanaoka, Atsushi Takei, Masashi Kume | 2023-11-07 |
| 10905183 | Resin composition for artificial hair and molded body of same | Megumi Tsukahara, Atsushi Takei | 2021-02-02 |
| 10888132 | Fibers for artificial hair | Atsushi Takei, Rentaroh Suzuki | 2021-01-12 |
| 10856598 | Fiber for artificial hair | Koji Miyata, Kazuhito Sonoda, Atsushi Takei | 2020-12-08 |
| 10385209 | Polyamide-based fiber for artificial hair having exceptional dripping resistance upon combustion | Yudai Ogawa, Kouta Nagaoka, Shigeharu Yoshii, Atsushi Takei | 2019-08-20 |
| 9756886 | Artificial hair fiber having shape memory and shape restoration function, artificial hair fiber having excellent flame resistance, and artificial hair fiber having low gloss appearance | Tomohiro Kimura, Yudai Ogawa, Yuhei Kasahara | 2017-09-12 |