Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669690 | Ultrasound treatment system | Mitsumasa Okada, Toshiya Sugai, Yoshitaka Honda, Manabu Ishikawa | 2003-12-30 |
| 6666875 | Surgical apparatus permitting recharge of battery-driven surgical instrument in noncontact state | Shinji Hatta, Akira Shiga, Tsuyoshi Tsukagoshi, Koji Yasunaga, Masaru Karasawa +2 more | 2003-12-23 |
| 6623423 | Surgical operation system | Hiroyuki Takahashi, Masaru Sudo, Takeaki Nakamura, Keiji Shioda, Takashi Ozaki +1 more | 2003-09-23 |
| 6569109 | Ultrasonic operation apparatus for performing follow-up control of resonance frequency drive of ultrasonic oscillator by digital PLL system using DDS (direct digital synthesizer) | Yoshitaka Honda, Kazue Tanaka, Hiroo Ono, Hiroyuki Takahashi | 2003-05-27 |