Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12140624 | Semiconductor device and test system | Keita Takeuchi, Satoshi Yamamoto, Keita Sasaki | 2024-11-12 |
| 12058458 | Imaging device and imaging system | Tomoki Watanabe | 2024-08-06 |
| 11716553 | Imaging device and imaging system | Tomoki Watanabe | 2023-08-01 |
| 7999574 | Level conversion circuit and solid-state imaging device using the same | — | 2011-08-16 |
| 7671655 | Level conversion circuit for a semiconductor circuit | Takashi Ito | 2010-03-02 |
| 7075369 | Variable gain amplifier and a large scale integrated circuit installed thereof applicable to processing signals | — | 2006-07-11 |
| 6853256 | Voltage controlled oscillator with reference current generator | Akihiko Yoshizawa | 2005-02-08 |
| 6784719 | Level shift circuit for transmitting signal from leading edge to trailing edge of input signal | Ryuta Okamoto, Akihiko Yoshizawa | 2004-08-31 |
| 6611177 | Voltage controlled oscillator including fluctuation transmitter for transmitting potential fluctuation by noise | Akihiko Yoshizawa | 2003-08-26 |