Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599979 | Carboxylated polymer composition | Masato Fujikake, Shinji Kobayashi, Shigeki Hamamoto, Tomoki Kawakita | 2003-07-29 |
| 6084032 | Carboxylated polymer composition | Masato Fujikake, Shinji Kobayashi, Shigeki Hamamoto, Tomoki Kawakita | 2000-07-04 |
| 5629395 | Process for producing cross-linked polymer containing carboxyl group | Masato Fujikake, Shinji Kobayashi, Shigeki Hamamoto, Morio Nakamura | 1997-05-13 |