Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11517894 | Processing method of base material sheet, manufacturing method of modified base material sheet, base material with grafted polymer chain, and ion exchange membrane | Junichi Tayanagi | 2022-12-06 |
| 11052386 | Processing method of base material sheet, manufacturing method of modified base material sheet, base material with grafted polymer chain, and ion exchange membrane | Junichi Tayanagi | 2021-07-06 |
| 8337984 | Carrier film for fuel cell production process and its production method | Yasumasa Yukawa | 2012-12-25 |
| 8268218 | Release film for semiconductor resin molds | Hiroshi Aruga, Yoshiaki Higuchi | 2012-09-18 |
| 7754326 | Release film, releasable cushion material and process for producing printed board | Hiroshi Aruga, Masaru Yamauchi | 2010-07-13 |