Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830248 | Magnetic fluid sealer and method for mounting magnetic fluid sealer | Hiroshi Anzai | 2004-12-14 |
| 6733143 | Light shielding structure | Hiroshi Anzai, Takemi Namba, Hirokazu Yamamoto, Takao Kanno | 2004-05-11 |