Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11996477 | Transistor device having a source region segments and body region segments | Takashi Ogura, Toshimitsu Taniguchi, Peter A. Burke | 2024-05-28 |
| 11605734 | Transistor device having a source region segments and body region segments | Takashi Ogura, Toshimitsu Taniguchi, Peter A. Burke | 2023-03-14 |
| 11227928 | Termination structures for trench-gate field-effect transistors | Takashi Ogura, Toshimitsu Taniguchi | 2022-01-18 |
| 11158734 | Transistor device having a source region segments and body region segments | Takashi Ogura, Toshimitsu Taniguchi, Peter A. Burke | 2021-10-26 |
| 10340372 | Transistor device having a pillar structure | Takashi Ogura, Mitsuru Soma, Dean E. Probst, Peter A. Burke, Toshimitsu Taniguchi | 2019-07-02 |
| 9048729 | Step-up/down DC-DC converter and switching control circuit | Keizo Kumagai | 2015-06-02 |
| 8957650 | Step-up/down DC-DC converter and switching control circuit | Keizo Kumagai | 2015-02-17 |
| 8410537 | Nonvolatile semiconductor memory device and method of manufacturing the same | — | 2013-04-02 |
| 8310219 | DC-DC converter with a PWM mode and a continuously on mode | Masaki Kuroyabu, Keizo Kumagai | 2012-11-13 |
| 8193793 | DC-DC converter | Keizo Kumagai | 2012-06-05 |
| 7977889 | Direct-current power supply device, power supply device for driving LED and semiconductor integrated circuit for driving power supply | Keizo Kumagai | 2011-07-12 |
| 7633139 | Semiconductor diode device with lateral transistor | Kazutomo Goshima | 2009-12-15 |
| 6624709 | Voltage-controlled oscillator and electronic device using the same | Kiyokazu Otani | 2003-09-23 |
| 6388922 | Semiconductor memory and method of operating semiconductor memory | Hideaki Fujiwara, Hideharu Nagasawa, Shoji Sudo | 2002-05-14 |
| 5359315 | Method of forming a three-layer structural spiral inductor | Atsushi Inoue, Tatsuo Bizen, You Funada | 1994-10-25 |
| 5241228 | UHF transistor mixer circuit | Masao Uno | 1993-08-31 |
| 5043609 | UHF band transistor mixer circuit | Masao Uno | 1991-08-27 |