Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7271619 | Charge pump circuit reducing noise and charge error and PLL circuit using the same | Hiroshi Kawago | 2007-09-18 |
| 6346862 | Quartz oscillation circuit and quartz oscillation integrated circuit device | Eiichi Hasegawa | 2002-02-12 |
| 6215370 | Crystal oscillator circuit with crystal reducing resistance and integrated circuit therefor | Eiichi Hasegawa | 2001-04-10 |
| 5582027 | Modulator integrated type refrigerant condenser | Norimasa Baba, Ken Yamamoto, Michiyasu Yamamoto, Yasushi Yamanaka, Hiroki Matsuo +2 more | 1996-12-10 |
| 5549954 | Magnetic disc | Yuzo Murayama, Akihiko Tashiro, Kyoko Hyomi, Naohiko Ishimaru | 1996-08-27 |
| 5534357 | Brazing sheet for vacuum brazing | Tatsuhiko Nonoyama, Shoei Teshima, Yasuyuki Tanaka, Kouji Hiragami | 1996-07-09 |
| 4821531 | Refrigerant evaporator | Yoshiyuki Yamauchi, Toshio Ohhara, Shinji Ogawa, Isao Kuroyanagi, Toshio Takahashi +1 more | 1989-04-18 |