Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10774178 | Polyethylene terephthalate resin composition and film formed from same | Susumu Fujiwara, Hiromitsu Sai, Hitoshi Yoshimura | 2020-09-15 |
| 9169349 | Polyester composition for solar battery and method for producing same | Hitoshi Yoshimura, Yuzo Shimizu | 2015-10-27 |