Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791413 | Variable gain amplifier with a gain exhibiting a linear in dB characteristic relative to a control voltage | Hiroshi Komurasaki, Kinya Hosoda, Akira Hyogo, Keitaro Sekine | 2004-09-14 |
| 6784548 | Semiconductor device having dummy patterns for metal CMP | Hiroyuki Kouno, Toshio Kumamoto, Takahiro Miki | 2004-08-31 |
| 6717469 | Gain control circuit for controlling a gain in a variable gain cell | Takaya Maruyama | 2004-04-06 |
| 6686861 | Slice circuit capable of accurate conversion of an analog signal to a digital signal | Keiji Kobayashi | 2004-02-03 |
| 6642540 | Semiconductor integrated circuit device | Hiroshi Komurasaki, Kazuya Yamamoto, Hideyuki Wakada | 2003-11-04 |
| 6522007 | Semiconductor device having dummy patterns for metal CMP | Hiroyuki Kouno, Toshio Kumamoto, Takahiro Miki | 2003-02-18 |
| 6522711 | Variable frequency divider circuit | Hideyuki Wakada, Naoyuki Kato, Hiroshi Komurasaki | 2003-02-18 |
| 6472925 | Mixer circuit with negative feedback filtering | Hiroshi Komurasaki | 2002-10-29 |
| 6313704 | Multi-stage signal amplifying circuit | Takaya Maruyama | 2001-11-06 |
| 6127892 | Amplification circuit | Hiroshi Komurasaki, Kimio Ueda | 2000-10-03 |
| 6100760 | Variable gain amplifier | Takaya Maruyama, Takahiro Miki | 2000-08-08 |
| 5973539 | Mixer circuit for mixing two signals having mutually different frequencies | Hiroshi Komurasaki | 1999-10-26 |
| 5754062 | Current switching logic type circuit with small current consumption | Kimio Ueda, Nagisa Sasaki | 1998-05-19 |
| 5602498 | Current switching logic type circuit with small current consumption | Kimio Ueda, Nagisa Sasaki | 1997-02-11 |