Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631332 | Curing agents for epoxy resins comprising bis(aminomethyl)bicyclo[2.2.1]heptane adducts | Takuji Shimizu | 1997-05-20 |
| 5596039 | Diguanamines and preparation process, derivatives and use thereof | Tetsuya Oishi, Hiroshi Ozawa, Masamitsu Inomata, Izumi Mega, Atsuyoshi Yamauchi | 1997-01-21 |