Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747739 | Observing techniques and its evaluation equipments of filler packing-structure for resin polymer composite filled with ceramic filler-powder | Yasumasa Takao, Mutsuo Sando, Makio Naito | 2004-06-08 |