Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5336605 | Production of podophyllotoxins using podophyllum | Ko Sakata, Tetsuya Takezono | 1994-08-09 |
| 5225343 | Process for preparation of an adventive embryo of podophyllum | Ko Sakata, Tetsuya Takezono | 1993-07-06 |