Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6359860 | Connection switching method and apparatus | — | 2002-03-19 |
| 6348461 | 6,7-asymmetrically disubstituted quinoxalinecarboxylic acid derivatives, addition salts thereof, and processes for the preparation of both | Yasuo Takano, Futoshi Shiga, Masanori Takadoi, Hideharu Uchiki, Jun Asano +3 more | 2002-02-19 |