Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12202174 | Powder storage apparatus, melt kneader, powder storage method, and production method for thermoplastic resin composition | Nozomi Ishihara | 2025-01-21 |
| 8383759 | Method for producing liquid crystal polyester | Shinji Ohtomo, Yi Zhang | 2013-02-26 |
| 7052655 | Urea synthesis process and apparatus | Kenji Yoshimoto, Kenji Sakai, Yasuhiko Kojima | 2006-05-30 |
| 6476262 | Urea synthesis process and apparatus | Kenji Yoshimoto, Kenji Sakai, Yasuhiko Kojima | 2002-11-05 |