Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7780565 | Differential device | Masaaki Fusegi | 2010-08-24 |
| 7323723 | Semiconductor light-emitting device using phosphors for performing wavelength conversion | Hitoshi Murofushi | 2008-01-29 |
| 7176480 | Light-emitting semiconductor device having a quantum well active layer, and method of fabrication | Junji Sato, Tetsuji Moku, Yoshitaka Tanaka, Mikio Tajima | 2007-02-13 |
| 6890791 | Compound semiconductor substrates and method of fabrication | Junji Sato, Tetsuji Moku, Masahiro Sato | 2005-05-10 |
| 6841989 | Hall-effect current detector | Hirokazu Goto, Akira Hasegawa, Takashi Kato | 2005-01-11 |
| 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 |
| 6545457 | Current detector utilizing hall effect | Hirokazu Goto, Takasi Kato, Hiromichi Kumakura | 2003-04-08 |
| 6462531 | Current detector having a hall-effect device | — | 2002-10-08 |
| 6424018 | Semiconductor device having a hall-effect element | — | 2002-07-23 |
| 5814838 | Light emitting semiconductor element with ZN doping | Hitoshi Murofushi, Emiko Chino, Tetsuji Moku | 1998-09-29 |
| 5221638 | Method of manufacturing a Schottky barrier semiconductor device | Noriyoshi Ohmuro, Gen Koreeda | 1993-06-22 |
| 5158909 | Method of fabricating a high voltage, high speed Schottky semiconductor device | Yoshiro Kutsuzawa, Kimio Ogata, Hideyuki Ichinosawa | 1992-10-27 |
| 5148240 | High voltage, high speed schottky semiconductor device and method of fabrication | Yoshiro Kutsuzawa, Kimio Ogata, Hideyuki Ichinosawa | 1992-09-15 |
| 5112774 | Method of fabricating a high-voltage semiconductor device having a rectifying barrier | Hirokazu Goto | 1992-05-12 |
| 5081510 | High-voltage semiconductor device having a rectifying barrier, and method of fabrication | Hirokazu Goto | 1992-01-14 |
| 5075740 | High speed, high voltage schottky semiconductor device | Masahiro Sato | 1991-12-24 |
| 5027166 | High voltage, high speed Schottky semiconductor device and method of fabrication | Yoshiro Kutsuzawa, Kimio Ogata, Hideyuki Ichinosawa | 1991-06-25 |
| 5006483 | Fabrication of P-N junction semiconductor device | Hirokazu Goto | 1991-04-09 |
| 4980749 | P-N junction semiconductor device and method of fabrication | Hirokazu Goto | 1990-12-25 |