Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821716 | Porous structure, ink jet recording head, methods of their production, and ink jet recorder | Yasushi Karasawa | 2004-11-23 |
| 6764745 | Structural member superior in water repellency and method for manufacturing the same | Yasushi Karasawa | 2004-07-20 |