Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10988577 | Copolymer of diallylamines and sulfur dioxide, and method for producing same | Nobuyuki Yamada | 2021-04-27 |
| 10442895 | Copolymer of diallylamines and sulfur dioxide, and method for producing same | Nobuyuki Yamada | 2019-10-15 |
| 10252258 | Method for separating and concentrating target substance using novel cationic graft polymer | Kazuho Ashizawa, Kenta Noda, Koji Watanabe, Yoko TERUUCHI | 2019-04-09 |
| 10189931 | Graft polymer and method for producing same | Koji Watanabe | 2019-01-29 |
| 9512534 | Copper filling-up method | Kazuo Kondo, Takeyasu Saito, Naoki Okamoto, Minoru Takeuchi | 2016-12-06 |
| 8273232 | Copper filling-up method | Naoki Okamoto, Kazuo Kondo, Hideyuki Kuri, Minoru Takeuchi | 2012-09-25 |