Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574106 | Optical element material and method for producing same | Yoshihisa Hayashida, Teruyo Ikeda | 2017-02-21 |
| 9399693 | Resin composition for photoimprinting, pattern forming process and etching mask | Yoshihisa Hayashida, Teruyo Ikeda, Norio Futaesaku, Toshifumi Takemori | 2016-07-26 |
| 8597769 | Etching mask, base material having etching mask, finely processed article, and method for production of finely processed article | Yoshiaki Takaya, Yoshihisa Hayashida, Takahisa Kusuura, Anupam Mitra | 2013-12-03 |