Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6963812 | Product market quality information analyzing back up apparatus, product market quality information analyzing back up system and program for product market quality information analyzing back up | Yasuhiro Yamaguchi, Hitoshi Fujiwara, Hidenori Umeda | 2005-11-08 |