Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820487 | Reflective moveable diaphragm unit and pressure sensor containing same | Masayoshi Esashi, Takashi Katsumata | 2004-11-23 |
| 6672338 | Active slender tubes and method of making the same | Masayoshi Esashi | 2004-01-06 |