Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7759429 | Flame-retardant polyester fibers for artificial hair | Toshiyuki Masuda, Hiroyuki Shinbayashi, Toyohiko Shiga | 2010-07-20 |
| 7759430 | Flame retardant polyester fiber for artificial hair | Toshiyuki Masuda, Hiroyuki Shinbayashi, Toyohiko Shiga | 2010-07-20 |
| 7501463 | Flame-retardant polyester fiber for artificial hair | Toshiyuki Masuda, Hiroyuki Shinbayashi | 2009-03-10 |
| 7332563 | Polyester based fiber and artificial hair using the same | Toshiyuki Masuda, Toyohiko Shiga | 2008-02-19 |