Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827724 | Ultrasonic vibrator capable of infallibly preventing drops of water from entering the inside of a casing of the vibrator even if autoclave sterilization without a drying process is performed | — | 2004-12-07 |
| 6761698 | Ultrasonic operation system | Mitsumasa Okada, Manabu Ishikawa, Tomohisa Sakurai, Hitoshi Karasawa | 2004-07-13 |