Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836622 | Optical transmitter, and method of controlling bias voltage to the optical transmitter | Kazuyuki Ishida, Katsuhiro Shimizu, Yukio Kobayashi | 2004-12-28 |
| 6688335 | Liquid hammer prevention device | Eiji Suzuki | 2004-02-10 |
| 6672337 | Serially connected fluid hammer preventer | Eiji Suzuki | 2004-01-06 |