Issued Patents All Time
Showing 276–300 of 301 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6154403 | Semiconductor memory device | Tomoharu Tanaka | 2000-11-28 |
| 6141277 | Semiconductor memory preventing sense amplifier malfunctions due to effects of noise generated in output buffer | — | 2000-10-31 |
| 6111288 | Quantum tunneling effect device and semiconductor composite substrate | Hiroshi Watanabe, Naoki Yasuda, Akira Toriumi, Tomoharu Tanaka | 2000-08-29 |
| 6084799 | Nonvolatile semiconductor memory having improved source line drive circuit | Tomoharu Tanaka | 2000-07-04 |
| 6072719 | Semiconductor memory device | Tomoharu Tanaka | 2000-06-06 |
| 6064611 | Semiconductor memory device | Tomoharu Tanaka, Hiroshi Nakamura | 2000-05-16 |
| 6044013 | Nonvolatile semiconductor memory device | Tomoharu Tanaka, Kazunori Ohuchi, Ken Takeuchi | 2000-03-28 |
| 6014330 | Non-volatile semiconductor memory device | Tetsuo Endoh, Yoshiyuki Tanaka, Seiichi Aritome, Riichiro Shirota, Susumu Shuto +2 more | 2000-01-11 |
| 5996108 | Memory system | Tomoharu Tanaka | 1999-11-30 |
| 5969985 | Nonvolatile semiconductor memory device | Tomoharu Tanaka, Kazunori Ohuchi, Ken Takeuchi | 1999-10-19 |
| 5969557 | Delay circuit, oscillation circuit and semiconductor memory device | Tomoharu Tanaka, Toshio Yamamura, Koji Sakui | 1999-10-19 |
| 5969988 | Voltage multiplier circuit and nonvolatile semiconductor memory device having voltage multiplier | Tomoharu Tanaka, Hiroshi Nakamura, Yoshiyuki Tanaka | 1999-10-19 |
| 5946231 | Non-volatile semiconductor memory device | Tetsuo Endoh, Yoshiyuki Tanaka, Seiichi Aritome, Riichiro Shirota, Susumu Shuto +2 more | 1999-08-31 |
| 5933436 | Error correction/detection circuit and semiconductor memory device using the same | Tomoharu Tanaka, Riichiro Shirota, Kazunori Ohuchi | 1999-08-03 |
| 5909398 | Semiconductor memory device and high-voltage switching circuit | Tomoharu Tanaka, Ken Takeuchi | 1999-06-01 |
| 5905691 | Semiconductor memory | Ken Takeuchi, Tomoharu Tanaka | 1999-05-18 |
| 5901152 | Three-value data storing semiconductor memory system | Tomoharu Tanaka | 1999-05-04 |
| 5864504 | Nonvolatile semiconductor memory with temperature compensation for read/verify referencing scheme | Tomoharu Tanaka, Ken Takeuchi | 1999-01-26 |
| 5828621 | Semiconductor memory device and high-voltage switching circuit | Tomoharu Tanaka, Ken Takeuchi | 1998-10-27 |
| 5774397 | Non-volatile semiconductor memory device and method of programming a non-volatile memory cell to a predetermined state | Tetsuo Endoh, Yoshiyuki Tanaka, Seiichi Aritome, Riichiro Shirota, Susumu Shuto +2 more | 1998-06-30 |
| 5719888 | Memory system | Tomoharu Tanaka | 1998-02-17 |
| 5708606 | Semiconductor memory device and high-voltage switching circuit | Tomoharu Tanaka, Ken Takeuchi | 1998-01-13 |
| 5706241 | Eeprom semiconductor memory device including circuit for generating a voltage higher than a power supply voltage | Hiroshi Nakamura | 1998-01-06 |
| 5627488 | Delay circuit, oscillation circuit and semiconductor memory device | Tomoharu Tanaka, Toshio Yamamura, Koji Sakui | 1997-05-06 |
| 5621682 | Memory system | Tomoharu Tanaka | 1997-04-15 |