Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812687 | Semiconductor current detector of improved noise immunity | — | 2004-11-02 |
| 6797153 | Catalyst for hydrocracking of heavy oils and method of hydrocracking heavy oils | Hidetsugu Fukuyama, Satoshi Terai, Shuhei Sawamoto | 2004-09-28 |
| 6791313 | Electrical current detector having a U-shaped current path and hall-effect device | — | 2004-09-14 |
| 6759841 | Hall-effect current detector | Hirokazu Goto, Takashi Kato, Hiromichi Kumakura | 2004-07-06 |
| 6683448 | Large current detector having a hall-effect device | — | 2004-01-27 |