Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12030851 | Phenol compound, resin composition and method of producing same, and shaped product | Takashi Houkawa | 2024-07-09 |
| 10239966 | Block copolymer hydride and stretched film formed from same | Daisuke Saito, Atsushi Ishiguro, Teiji Kohara | 2019-03-26 |
| 9459376 | Optical polymer and optical element obtained by forming thereof | Ayumi Sato, Hiroya Nishioka, Takashi Houkawa, Kenji Umeda, Takuya KOMATSUBARA | 2016-10-04 |