Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6139767 | Carboxylated polymers, process for the production of the same, and gels thereof | Hiroshi Yamamoto, Yoshiaki Hirano, Hirokazu Ito | 2000-10-31 |
| 6034264 | Method for production of nuclear halogenated aromatic compound possessing cyano groups | Osamu Kaieda, Koichi Hirota, Teruhisa Kajiwara, Norimasa Okuda, Yoshiro Hanayama +4 more | 2000-03-07 |
| 5789582 | Method for production of nuclear halogenated aromatic compound possesing cyano groups | Osamu Kaieda, Koichi Hirota, Teruhisa Kajiwara, Norimasa Okuda, Yoshiro Hanayama +4 more | 1998-08-04 |