Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4782092 | 5,8-dichloro-4-hydroxy-1-[(aminoalkyl) amino]-9,10-anthracenediones, pharmaceutical compositions and use | Robert K. Zee-Cheng | 1988-11-01 |
| 4665071 | 3,6-disubstituted-1,8-naphthalimides and methods for their production and use | Robert K. Zee-Cheng | 1987-05-12 |
| 4614820 | 3,6-disubstituted-1,8-naphthalimides | Robert K. Zee-Cheng | 1986-09-30 |
| 4594346 | 3,6-disubstituted-1,8-naphthalimides and methods for their production and use | Robert K. Zee-Cheng | 1986-06-10 |
| 4517182 | 3-(Haloethyl)-4-oxopyrazolo-[5,1-d]-1,2,3,5-tetrazine-8-carboxamide composition | — | 1985-05-14 |
| 4504475 | 3-(Haloethyl)-4-oxopyrazolo[5,1-D]-1,2,3,5-tetrazine-8-carboxamide compounds | — | 1985-03-12 |
| 4499266 | 3,6-Dinitro-1,8-naphthalimides | Robert K. Zee-Cheng | 1985-02-12 |
| 4310666 | Anti-neoplastic 1,4-bis-(substituted aminoalkyl amino)-anthraquinones | Robert K. Zee-Cheng | 1982-01-12 |