Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4455411 | Process for preparing acrylamide polymers | Ryoji Handa, Jun Hosoda, Kenzo Ariyama, Nobuo Kurashige | 1984-06-19 |
OO
Osamu Okushima
Diafloc Co.: 1 patents #7 of 16Top 45%
Nitto Kagaku Kogyo Kabushiki Kaisha: 1 patents #15 of 43Top 35%
Overall (All Time): #4,036,442 of 4,157,543Top 100%
1
Patents All Time