Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11339232 | Dispersion assistant for suspension polymerization and method for producing vinyl-based polymer using the same | Takehiro Omori | 2022-05-24 |
| 10731032 | Dispersion assistant for suspension polymerization, method for producing vinyl-based polymer using the same, and vinyl chloride resin | Takehiro Omori | 2020-08-04 |
| 10301402 | Dispersion stabilizer for suspension polymerization, production method for vinyl-based polymer, and vinyl chloride resin | Takehiro Omori | 2019-05-28 |
| 5354595 | Surface-roughened polyester film | Eiji Yamamoto, Tsuneo Tamura, Katsuyuki Touma, Minoru Kishida, Hiroyuki Matsuda +3 more | 1994-10-11 |
| 5204418 | Light-weight polyester film and process for its production | Kenji Yasue, Eiji Yamamoto, Katsuyuki Toma, Minoru Kishida | 1993-04-20 |