Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474474 | Sheet support container | Yukihiro Hyobu | 2002-11-05 |
| 5051375 | Method of producing semiconductor wafer through gettering using spherical abrasives | Sueo Sakata, Toshio Naritomi | 1991-09-24 |