Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364846 | N-cycloalkylaminoethane-1,1-bis (phosphonic acid) useful for the treatment of osteoporosis and degenerative joint disease | Hans-Jochen Lang, Christoph Naumann, Ruth Raiss, Yoshiko Terui | 1994-11-15 |
| 5342920 | Process for the preparation of polyarylene sulfide and an apparatus for the preparation thereof | Yoichi Imai, Toshiyuki Hirano, Hidenori Yamanaka | 1994-08-30 |