Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6376678 | Production method of hydrazine derivative | Kiyoshi Sugi, Kozo Matsui, Nobushige Itaya | 2002-04-23 |
| 6369266 | Process for producing tert-butyl 4′-methyl-2-biphenylcarboxlate | Kiyoshi Sugi, Tadashi Katsura, Nobushige Itaya | 2002-04-09 |