Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7613062 | Semiconductor memory device in which data is stored in nonvolatile state, by using semiconductor elements of metal oxide semiconductor (MOS) structure | Hiroaki Nakano, Hiroshi Ito, Osamu Wada, Atsushi Nakayama | 2009-11-03 |
| 7599206 | Non-volatile semiconductor storage device | Atsushi Nakayama, Hiroaki Nakano, Hiroshi Ito, Osamu Wada | 2009-10-06 |
| 7590018 | Sense amp circuit, and semiconductor memory device using the same | — | 2009-09-15 |
| 7557400 | Semiconductor device in which capacitance of a MOS capacitor is complemented with the capacitance of a wiring capacitor | Osamu Wada, Hiroaki Nakano, Hiroshi Ito, Atsushi Nakayama | 2009-07-07 |
| 7532062 | Semiconductor charge pump using MOS (metal oxide semiconductor) transistor for current rectifier device | Hiroshi Ito | 2009-05-12 |
| 7505300 | Nonvolatile semiconductor memory device using nonvolatile storage elements to which data can be written only once | Hiroshi Ito, Hiroaki Nakano, Osamu Wada, Atsushi Nakayama | 2009-03-17 |
| 7388770 | One-time programable memory with additional programming time to ensure hard breakdown of the gate insulating film | Hiroaki Nakano, Hiroshi Ito, Atsushi Nakayama, Osamu Wada | 2008-06-17 |
| 7382680 | Semiconductor integrated circuit device including storage unit having nonvolatile and volatile memory element sections | Hiroaki Nakano, Osamu Wada, Hiroshi Ito, Atsushi Nakayama | 2008-06-03 |
| 7345927 | Semiconductor integrated circuit device | Osamu Wada | 2008-03-18 |
| 7345903 | Nonvolatile semiconductor memory device to which information can be written only once | Hiroaki Nakano, Atsushi Nakayama, Osamu Wada, Hiroshi Ito | 2008-03-18 |
| 7257012 | Nonvolatile semiconductor memory device using irreversible storage elements | Atsushi Nakayama, Hiroaki Nakano, Hiroshi Ito, Osamu Wada | 2007-08-14 |
| 7256641 | Semiconductor device including a three or more stage semiconductor charge pump | Hiroshi Ito | 2007-08-14 |
| 7106649 | Semiconductor memory device | Osamu Wada | 2006-09-12 |
| 7064571 | Multiple-select multiplexer circuit, semiconductor memory device including a multiplexer circuit and method of testing the semiconductor memory device | — | 2006-06-20 |
| 7061814 | Semiconductor device realized by using partial SOI technology | Shinji Miyano, Atsushi Suzuki | 2006-06-13 |
| 7046569 | Semiconductor integrated circuit device including OTP memory, and method of programming OTP memory | Hiroshi Ito | 2006-05-16 |
| 6744680 | Semiconductor device realized by using partial SOI technology | Shinji Miyano, Atsushi Suzuki | 2004-06-01 |
| 6721213 | Electronic circuit and semiconductor storage device | Atsushi Nakayama | 2004-04-13 |
| 6650574 | Semiconductor device preventing signal delay among wirings | — | 2003-11-18 |
| 6601199 | Memory-embedded LSI | Ryo Fukuda, Hironori Banba, Shinji Miyano | 2003-07-29 |
| 6529406 | Semiconductor device with power supply wirings and expanded wirable regions for users | — | 2003-03-04 |
| 6529399 | Semiconductor device realized by using partial SOI technology | Shinji Miyano, Atsushi Suzuki | 2003-03-04 |
| 6259636 | Semiconductor memory device having redundancy circuit for relieving faulty memory cells | Ryo Fukuda | 2001-07-10 |
| 6243317 | Semiconductor memory device which activates column lines at high speed | Ryo Haga | 2001-06-05 |
| 6205079 | Semiconductor integrated circuit having power-supply circuits for producing internal supply voltages | — | 2001-03-20 |